20163190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1429}}^1$

素因数の和:1536

約数の個数: 32

約数和(自身を含む): 38918880

約数和(自身を除く): 18755690

約数列:

[1, 2, 5, 10, 17, 34, 83, 85, 166, 170, 415, 830, 1411, 1429, 2822, 2858, 7055, 7145, 14110, 14290, 24293, 48586, 118607, 121465, 237214, 242930, 593035, 1186070, 2016319, 4032638, 10081595, 20163190]

約数ペア:

[(1, 20163190), (2, 10081595), (5, 4032638), (10, 2016319), (17, 1186070), (34, 593035), (83, 242930), (85, 237214), (166, 121465), (170, 118607), (415, 48586), (830, 24293), (1411, 14290), (1429, 14110), (2822, 7145), (2858, 7055)]