18560036

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^2$

素因数の和:332

約数の個数: 36

約数和(自身を含む): 37549680

約数和(自身を除く): 18989644

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 149, 209, 298, 418, 596, 836, 1639, 2831, 3278, 5662, 6556, 11324, 22201, 31141, 44402, 62282, 88804, 124564, 244211, 421819, 488422, 843638, 976844, 1687276, 4640009, 9280018, 18560036]

約数ペア:

[(1, 18560036), (2, 9280018), (4, 4640009), (11, 1687276), (19, 976844), (22, 843638), (38, 488422), (44, 421819), (76, 244211), (149, 124564), (209, 88804), (298, 62282), (418, 44402), (596, 31141), (836, 22201), (1639, 11324), (2831, 6556), (3278, 5662)]