18577174

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{907}}^1$

素因数の和:953

約数の個数: 48

約数和(自身を含む): 37264320

約数和(自身を除く): 18687146

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 49, 77, 98, 133, 154, 209, 266, 418, 539, 907, 931, 1078, 1463, 1814, 1862, 2926, 6349, 9977, 10241, 12698, 17233, 19954, 20482, 34466, 44443, 69839, 88886, 120631, 139678, 189563, 241262, 379126, 488873, 844417, 977746, 1326941, 1688834, 2653882, 9288587, 18577174]

約数ペア:

[(1, 18577174), (2, 9288587), (7, 2653882), (11, 1688834), (14, 1326941), (19, 977746), (22, 844417), (38, 488873), (49, 379126), (77, 241262), (98, 189563), (133, 139678), (154, 120631), (209, 88886), (266, 69839), (418, 44443), (539, 34466), (907, 20482), (931, 19954), (1078, 17233), (1463, 12698), (1814, 10241), (1862, 9977), (2926, 6349)]