18943764

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2069}}^1$

素因数の和:2192

約数の個数: 48

約数和(自身を含む): 51004800

約数和(自身を除く): 32061036

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 109, 218, 327, 436, 654, 763, 1308, 1526, 2069, 2289, 3052, 4138, 4578, 6207, 8276, 9156, 12414, 14483, 24828, 28966, 43449, 57932, 86898, 173796, 225521, 451042, 676563, 902084, 1353126, 1578647, 2706252, 3157294, 4735941, 6314588, 9471882, 18943764]

約数ペア:

[(1, 18943764), (2, 9471882), (3, 6314588), (4, 4735941), (6, 3157294), (7, 2706252), (12, 1578647), (14, 1353126), (21, 902084), (28, 676563), (42, 451042), (84, 225521), (109, 173796), (218, 86898), (327, 57932), (436, 43449), (654, 28966), (763, 24828), (1308, 14483), (1526, 12414), (2069, 9156), (2289, 8276), (3052, 6207), (4138, 4578)]