17699890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8009}}^1$

素因数の和:8046

約数の個数: 32

約数和(自身を含む): 36333360

約数和(自身を除く): 18633470

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 8009, 16018, 40045, 80090, 104117, 136153, 208234, 272306, 520585, 680765, 1041170, 1361530, 1769989, 3539978, 8849945, 17699890]

約数ペア:

[(1, 17699890), (2, 8849945), (5, 3539978), (10, 1769989), (13, 1361530), (17, 1041170), (26, 680765), (34, 520585), (65, 272306), (85, 208234), (130, 136153), (170, 104117), (221, 80090), (442, 40045), (1105, 16018), (2210, 8009)]