20263751109

素因数分解:

$3^2\times 7^2\times {\mathrm{167}}^1\times {\mathrm{275147}}^1$

素因数の和:275334

約数の個数: 36

約数和(自身を含む): 34252624224

約数和(自身を除く): 13988873115

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 167, 441, 501, 1169, 1503, 3507, 8183, 10521, 24549, 73647, 275147, 825441, 1926029, 2476323, 5778087, 13482203, 17334261, 40446609, 45949549, 121339827, 137848647, 321646843, 413545941, 964940529, 2251527901, 2894821587, 6754583703, 20263751109]

約数ペア:

[(1, 20263751109), (3, 6754583703), (7, 2894821587), (9, 2251527901), (21, 964940529), (49, 413545941), (63, 321646843), (147, 137848647), (167, 121339827), (441, 45949549), (501, 40446609), (1169, 17334261), (1503, 13482203), (3507, 5778087), (8183, 2476323), (10521, 1926029), (24549, 825441), (73647, 275147)]