20922070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9467}}^1$

素因数の和:9504

約数の個数: 32

約数和(自身を含む): 42946848

約数和(自身を除く): 22024778

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 9467, 18934, 47335, 94670, 123071, 160939, 246142, 321878, 615355, 804695, 1230710, 1609390, 2092207, 4184414, 10461035, 20922070]

約数ペア:

[(1, 20922070), (2, 10461035), (5, 4184414), (10, 2092207), (13, 1609390), (17, 1230710), (26, 804695), (34, 615355), (65, 321878), (85, 246142), (130, 160939), (170, 123071), (221, 94670), (442, 47335), (1105, 18934), (2210, 9467)]