20944638

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:214

約数の個数: 96

約数和(自身を含む): 54512640

約数和(自身を除く): 33568002

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 78, 79, 99, 103, 117, 143, 158, 198, 206, 234, 237, 286, 309, 429, 474, 618, 711, 858, 869, 927, 1027, 1133, 1287, 1339, 1422, 1738, 1854, 2054, 2266, 2574, 2607, 2678, 3081, 3399, 4017, 5214, 6162, 6798, 7821, 8034, 8137, 9243, 10197, 11297, 12051, 14729, 15642, 16274, 18486, 20394, 22594, 24102, 24411, 29458, 33891, 44187, 48822, 67782, 73233, 88374, 89507, 101673, 105781, 132561, 146466, 179014, 203346, 211562, 265122, 268521, 317343, 537042, 634686, 805563, 952029, 1163591, 1611126, 1904058, 2327182, 3490773, 6981546, 10472319, 20944638]

約数ペア:

[(1, 20944638), (2, 10472319), (3, 6981546), (6, 3490773), (9, 2327182), (11, 1904058), (13, 1611126), (18, 1163591), (22, 952029), (26, 805563), (33, 634686), (39, 537042), (66, 317343), (78, 268521), (79, 265122), (99, 211562), (103, 203346), (117, 179014), (143, 146466), (158, 132561), (198, 105781), (206, 101673), (234, 89507), (237, 88374), (286, 73233), (309, 67782), (429, 48822), (474, 44187), (618, 33891), (711, 29458), (858, 24411), (869, 24102), (927, 22594), (1027, 20394), (1133, 18486), (1287, 16274), (1339, 15642), (1422, 14729), (1738, 12051), (1854, 11297), (2054, 10197), (2266, 9243), (2574, 8137), (2607, 8034), (2678, 7821), (3081, 6798), (3399, 6162), (4017, 5214)]