17961570808

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{560039}}^1$

素因数の和:560275

約数の個数: 32

約数和(自身を含む): 35618544000

約数和(自身を除く): 17656973192

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 211, 422, 844, 1688, 4009, 8018, 16036, 32072, 560039, 1120078, 2240156, 4480312, 10640741, 21281482, 42562964, 85125928, 118168229, 236336458, 472672916, 945345832, 2245196351, 4490392702, 8980785404, 17961570808]

約数ペア:

[(1, 17961570808), (2, 8980785404), (4, 4490392702), (8, 2245196351), (19, 945345832), (38, 472672916), (76, 236336458), (152, 118168229), (211, 85125928), (422, 42562964), (844, 21281482), (1688, 10640741), (4009, 4480312), (8018, 2240156), (16036, 1120078), (32072, 560039)]