19857110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21821}}^1$

素因数の和:21848

約数の個数: 32

約数和(自身を含む): 43993152

約数和(自身を除く): 24136042

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 21821, 43642, 109105, 152747, 218210, 283673, 305494, 567346, 763735, 1418365, 1527470, 1985711, 2836730, 3971422, 9928555, 19857110]

約数ペア:

[(1, 19857110), (2, 9928555), (5, 3971422), (7, 2836730), (10, 1985711), (13, 1527470), (14, 1418365), (26, 763735), (35, 567346), (65, 305494), (70, 283673), (91, 218210), (130, 152747), (182, 109105), (455, 43642), (910, 21821)]