16191760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15569}}^1$

素因数の和:15595

約数の個数: 40

約数和(自身を含む): 40544280

約数和(自身を除く): 24352520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 15569, 31138, 62276, 77845, 124552, 155690, 202397, 249104, 311380, 404794, 622760, 809588, 1011985, 1245520, 1619176, 2023970, 3238352, 4047940, 8095880, 16191760]

約数ペア:

[(1, 16191760), (2, 8095880), (4, 4047940), (5, 3238352), (8, 2023970), (10, 1619176), (13, 1245520), (16, 1011985), (20, 809588), (26, 622760), (40, 404794), (52, 311380), (65, 249104), (80, 202397), (104, 155690), (130, 124552), (208, 77845), (260, 62276), (520, 31138), (1040, 15569)]