20774376

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{877}}^1$

素因数の和:943

約数の個数: 96

約数和(自身を含む): 65744640

約数和(自身を除く): 44970264

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 47, 56, 63, 72, 84, 94, 126, 141, 168, 188, 252, 282, 329, 376, 423, 504, 564, 658, 846, 877, 987, 1128, 1316, 1692, 1754, 1974, 2631, 2632, 2961, 3384, 3508, 3948, 5262, 5922, 6139, 7016, 7893, 7896, 10524, 11844, 12278, 15786, 18417, 21048, 23688, 24556, 31572, 36834, 41219, 49112, 55251, 63144, 73668, 82438, 110502, 123657, 147336, 164876, 221004, 247314, 288533, 329752, 370971, 442008, 494628, 577066, 741942, 865599, 989256, 1154132, 1483884, 1731198, 2308264, 2596797, 2967768, 3462396, 5193594, 6924792, 10387188, 20774376]

約数ペア:

[(1, 20774376), (2, 10387188), (3, 6924792), (4, 5193594), (6, 3462396), (7, 2967768), (8, 2596797), (9, 2308264), (12, 1731198), (14, 1483884), (18, 1154132), (21, 989256), (24, 865599), (28, 741942), (36, 577066), (42, 494628), (47, 442008), (56, 370971), (63, 329752), (72, 288533), (84, 247314), (94, 221004), (126, 164876), (141, 147336), (168, 123657), (188, 110502), (252, 82438), (282, 73668), (329, 63144), (376, 55251), (423, 49112), (504, 41219), (564, 36834), (658, 31572), (846, 24556), (877, 23688), (987, 21048), (1128, 18417), (1316, 15786), (1692, 12278), (1754, 11844), (1974, 10524), (2631, 7896), (2632, 7893), (2961, 7016), (3384, 6139), (3508, 5922), (3948, 5262)]