20297628

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:169

約数の個数: 120

約数和(自身を含む): 58815680

約数和(自身を除く): 38518052

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 61, 78, 79, 81, 108, 117, 122, 156, 158, 162, 183, 234, 237, 244, 316, 324, 351, 366, 468, 474, 549, 702, 711, 732, 793, 948, 1027, 1053, 1098, 1404, 1422, 1586, 1647, 2054, 2106, 2133, 2196, 2379, 2844, 3081, 3172, 3294, 4108, 4212, 4266, 4758, 4819, 4941, 6162, 6399, 6588, 7137, 8532, 9243, 9516, 9638, 9882, 12324, 12798, 14274, 14457, 18486, 19276, 19764, 21411, 25596, 27729, 28548, 28914, 36972, 42822, 43371, 55458, 57828, 62647, 64233, 83187, 85644, 86742, 110916, 125294, 128466, 130113, 166374, 173484, 187941, 250588, 256932, 260226, 332748, 375882, 390339, 520452, 563823, 751764, 780678, 1127646, 1561356, 1691469, 2255292, 3382938, 5074407, 6765876, 10148814, 20297628]

約数ペア:

[(1, 20297628), (2, 10148814), (3, 6765876), (4, 5074407), (6, 3382938), (9, 2255292), (12, 1691469), (13, 1561356), (18, 1127646), (26, 780678), (27, 751764), (36, 563823), (39, 520452), (52, 390339), (54, 375882), (61, 332748), (78, 260226), (79, 256932), (81, 250588), (108, 187941), (117, 173484), (122, 166374), (156, 130113), (158, 128466), (162, 125294), (183, 110916), (234, 86742), (237, 85644), (244, 83187), (316, 64233), (324, 62647), (351, 57828), (366, 55458), (468, 43371), (474, 42822), (549, 36972), (702, 28914), (711, 28548), (732, 27729), (793, 25596), (948, 21411), (1027, 19764), (1053, 19276), (1098, 18486), (1404, 14457), (1422, 14274), (1586, 12798), (1647, 12324), (2054, 9882), (2106, 9638), (2133, 9516), (2196, 9243), (2379, 8532), (2844, 7137), (3081, 6588), (3172, 6399), (3294, 6162), (4108, 4941), (4212, 4819), (4266, 4758)]