20175147916

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{15667}}^1$

素因数の和:15839

約数の個数: 96

約数和(自身を含む): 45611177472

約数和(自身を除く): 25436029556

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 74, 77, 113, 148, 154, 226, 259, 308, 407, 452, 518, 791, 814, 1036, 1243, 1582, 1628, 2486, 2849, 3164, 4181, 4972, 5698, 8362, 8701, 11396, 15667, 16724, 17402, 29267, 31334, 34804, 45991, 58534, 62668, 91982, 109669, 117068, 172337, 183964, 219338, 321937, 344674, 438676, 579679, 643874, 689348, 1159358, 1206359, 1287748, 1770371, 2318716, 2412718, 3540742, 4057753, 4825436, 6376469, 7081484, 8115506, 12392597, 12752938, 16231012, 19474081, 24785194, 25505876, 38948162, 44635283, 49570388, 65503727, 77896324, 89270566, 131007454, 136318567, 178541132, 262014908, 272637134, 458526089, 545274268, 720540997, 917052178, 1441081994, 1834104356, 2882163988, 5043786979, 10087573958, 20175147916]

約数ペア:

[(1, 20175147916), (2, 10087573958), (4, 5043786979), (7, 2882163988), (11, 1834104356), (14, 1441081994), (22, 917052178), (28, 720540997), (37, 545274268), (44, 458526089), (74, 272637134), (77, 262014908), (113, 178541132), (148, 136318567), (154, 131007454), (226, 89270566), (259, 77896324), (308, 65503727), (407, 49570388), (452, 44635283), (518, 38948162), (791, 25505876), (814, 24785194), (1036, 19474081), (1243, 16231012), (1582, 12752938), (1628, 12392597), (2486, 8115506), (2849, 7081484), (3164, 6376469), (4181, 4825436), (4972, 4057753), (5698, 3540742), (8362, 2412718), (8701, 2318716), (11396, 1770371), (15667, 1287748), (16724, 1206359), (17402, 1159358), (29267, 689348), (31334, 643874), (34804, 579679), (45991, 438676), (58534, 344674), (62668, 321937), (91982, 219338), (109669, 183964), (117068, 172337)]