16962920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32621}}^1$

素因数の和:32645

約数の個数: 32

約数和(自身を含む): 41103720

約数和(自身を除く): 24140800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 32621, 65242, 130484, 163105, 260968, 326210, 424073, 652420, 848146, 1304840, 1696292, 2120365, 3392584, 4240730, 8481460, 16962920]

約数ペア:

[(1, 16962920), (2, 8481460), (4, 4240730), (5, 3392584), (8, 2120365), (10, 1696292), (13, 1304840), (20, 848146), (26, 652420), (40, 424073), (52, 326210), (65, 260968), (104, 163105), (130, 130484), (260, 65242), (520, 32621)]