17680910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{491}}^1$

素因数の和:788

約数の個数: 32

約数和(自身を含む): 34467552

約数和(自身を除く): 16786642

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 277, 491, 554, 982, 1385, 2455, 2770, 3601, 4910, 6383, 7202, 12766, 18005, 31915, 36010, 63830, 136007, 272014, 680035, 1360070, 1768091, 3536182, 8840455, 17680910]

約数ペア:

[(1, 17680910), (2, 8840455), (5, 3536182), (10, 1768091), (13, 1360070), (26, 680035), (65, 272014), (130, 136007), (277, 63830), (491, 36010), (554, 31915), (982, 18005), (1385, 12766), (2455, 7202), (2770, 6383), (3601, 4910)]