20196813468

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{229}}^1\times {\mathrm{277}}^1$

素因数の和:696

約数の個数: 144

約数和(自身を含む): 51765312480

約数和(自身を除く): 31568499012

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 157, 169, 229, 277, 314, 338, 458, 471, 507, 554, 628, 676, 687, 831, 916, 942, 1014, 1108, 1374, 1662, 1884, 2028, 2041, 2748, 2977, 3324, 3601, 4082, 5954, 6123, 7202, 8164, 8931, 10803, 11908, 12246, 14404, 17862, 21606, 24492, 26533, 35724, 35953, 38701, 43212, 43489, 46813, 53066, 63433, 71906, 77402, 79599, 86978, 93626, 106132, 107859, 116103, 126866, 130467, 140439, 143812, 154804, 159198, 173956, 187252, 190299, 215718, 232206, 253732, 260934, 280878, 318396, 380598, 431436, 464412, 467389, 521868, 561756, 565357, 761196, 824629, 934778, 1130714, 1402167, 1649258, 1696071, 1869556, 2261428, 2473887, 2804334, 3298516, 3392142, 4947774, 5608668, 6076057, 6784284, 7349641, 9895548, 9958981, 10720177, 12152114, 14699282, 18228171, 19917962, 21440354, 22048923, 24304228, 29398564, 29876943, 32160531, 36456342, 39835924, 42880708, 44097846, 59753886, 64321062, 72912684, 88195692, 119507772, 128642124, 129466753, 258933506, 388400259, 517867012, 776800518, 1553601036, 1683067789, 3366135578, 5049203367, 6732271156, 10098406734, 20196813468]

約数ペア:

[(1, 20196813468), (2, 10098406734), (3, 6732271156), (4, 5049203367), (6, 3366135578), (12, 1683067789), (13, 1553601036), (26, 776800518), (39, 517867012), (52, 388400259), (78, 258933506), (156, 129466753), (157, 128642124), (169, 119507772), (229, 88195692), (277, 72912684), (314, 64321062), (338, 59753886), (458, 44097846), (471, 42880708), (507, 39835924), (554, 36456342), (628, 32160531), (676, 29876943), (687, 29398564), (831, 24304228), (916, 22048923), (942, 21440354), (1014, 19917962), (1108, 18228171), (1374, 14699282), (1662, 12152114), (1884, 10720177), (2028, 9958981), (2041, 9895548), (2748, 7349641), (2977, 6784284), (3324, 6076057), (3601, 5608668), (4082, 4947774), (5954, 3392142), (6123, 3298516), (7202, 2804334), (8164, 2473887), (8931, 2261428), (10803, 1869556), (11908, 1696071), (12246, 1649258), (14404, 1402167), (17862, 1130714), (21606, 934778), (24492, 824629), (26533, 761196), (35724, 565357), (35953, 561756), (38701, 521868), (43212, 467389), (43489, 464412), (46813, 431436), (53066, 380598), (63433, 318396), (71906, 280878), (77402, 260934), (79599, 253732), (86978, 232206), (93626, 215718), (106132, 190299), (107859, 187252), (116103, 173956), (126866, 159198), (130467, 154804), (140439, 143812)]