18951416

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6947}}^1$

素因数の和:6995

約数の個数: 32

約数和(自身を含む): 40020480

約数和(自身を除く): 21069064

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 6947, 13894, 27788, 55576, 76417, 152834, 215357, 305668, 430714, 611336, 861428, 1722856, 2368927, 4737854, 9475708, 18951416]

約数ペア:

[(1, 18951416), (2, 9475708), (4, 4737854), (8, 2368927), (11, 1722856), (22, 861428), (31, 611336), (44, 430714), (62, 305668), (88, 215357), (124, 152834), (248, 76417), (341, 55576), (682, 27788), (1364, 13894), (2728, 6947)]