18377892

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{367}}^1$

素因数の和:497

約数の個数: 72

約数和(自身を含む): 50633856

約数和(自身を除く): 32255964

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 107, 117, 156, 214, 234, 321, 367, 428, 468, 642, 734, 963, 1101, 1284, 1391, 1468, 1926, 2202, 2782, 3303, 3852, 4173, 4404, 4771, 5564, 6606, 8346, 9542, 12519, 13212, 14313, 16692, 19084, 25038, 28626, 39269, 42939, 50076, 57252, 78538, 85878, 117807, 157076, 171756, 235614, 353421, 471228, 510497, 706842, 1020994, 1413684, 1531491, 2041988, 3062982, 4594473, 6125964, 9188946, 18377892]

約数ペア:

[(1, 18377892), (2, 9188946), (3, 6125964), (4, 4594473), (6, 3062982), (9, 2041988), (12, 1531491), (13, 1413684), (18, 1020994), (26, 706842), (36, 510497), (39, 471228), (52, 353421), (78, 235614), (107, 171756), (117, 157076), (156, 117807), (214, 85878), (234, 78538), (321, 57252), (367, 50076), (428, 42939), (468, 39269), (642, 28626), (734, 25038), (963, 19084), (1101, 16692), (1284, 14313), (1391, 13212), (1468, 12519), (1926, 9542), (2202, 8346), (2782, 6606), (3303, 5564), (3852, 4771), (4173, 4404)]