20112761812

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{3187}}^1$

素因数の和:3302

約数の個数: 144

約数和(自身を含む): 44876583360

約数和(自身を除く): 24763821548

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 59, 68, 118, 121, 143, 187, 221, 236, 242, 286, 374, 442, 484, 572, 649, 748, 767, 884, 1003, 1298, 1534, 1573, 2006, 2057, 2431, 2596, 3068, 3146, 3187, 4012, 4114, 4862, 6292, 6374, 7139, 8228, 8437, 9724, 11033, 12748, 13039, 14278, 16874, 22066, 26078, 26741, 28556, 33748, 35057, 41431, 44132, 52156, 53482, 54179, 70114, 82862, 92807, 106964, 108358, 121363, 140228, 143429, 165724, 185614, 188033, 216716, 242726, 286858, 371228, 376066, 385627, 455741, 485452, 573716, 595969, 704327, 752132, 771254, 911482, 1191938, 1408654, 1542508, 1577719, 1822964, 2068363, 2383876, 2444429, 2817308, 3155438, 3196561, 4136726, 4888858, 5013151, 6310876, 6393122, 6555659, 7747597, 8273452, 9777716, 10026302, 12786244, 13111318, 15495194, 20052604, 22751993, 26222636, 26888719, 30990388, 35162171, 41555293, 45503986, 53777438, 70324342, 83110586, 85223567, 91007972, 107554876, 140648684, 166221172, 170447134, 295775909, 340894268, 386783881, 457108223, 591551818, 773567762, 914216446, 1183103636, 1547135524, 1828432892, 5028190453, 10056380906, 20112761812]

約数ペア:

[(1, 20112761812), (2, 10056380906), (4, 5028190453), (11, 1828432892), (13, 1547135524), (17, 1183103636), (22, 914216446), (26, 773567762), (34, 591551818), (44, 457108223), (52, 386783881), (59, 340894268), (68, 295775909), (118, 170447134), (121, 166221172), (143, 140648684), (187, 107554876), (221, 91007972), (236, 85223567), (242, 83110586), (286, 70324342), (374, 53777438), (442, 45503986), (484, 41555293), (572, 35162171), (649, 30990388), (748, 26888719), (767, 26222636), (884, 22751993), (1003, 20052604), (1298, 15495194), (1534, 13111318), (1573, 12786244), (2006, 10026302), (2057, 9777716), (2431, 8273452), (2596, 7747597), (3068, 6555659), (3146, 6393122), (3187, 6310876), (4012, 5013151), (4114, 4888858), (4862, 4136726), (6292, 3196561), (6374, 3155438), (7139, 2817308), (8228, 2444429), (8437, 2383876), (9724, 2068363), (11033, 1822964), (12748, 1577719), (13039, 1542508), (14278, 1408654), (16874, 1191938), (22066, 911482), (26078, 771254), (26741, 752132), (28556, 704327), (33748, 595969), (35057, 573716), (41431, 485452), (44132, 455741), (52156, 385627), (53482, 376066), (54179, 371228), (70114, 286858), (82862, 242726), (92807, 216716), (106964, 188033), (108358, 185614), (121363, 165724), (140228, 143429)]