20197630665

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2168291}}^1$

素因数の和:2168331

約数の個数: 40

約数和(自身を含む): 37780319808

約数和(自身を除く): 17582689143

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 345, 405, 621, 1035, 1863, 3105, 9315, 2168291, 6504873, 10841455, 19514619, 32524365, 49870693, 58543857, 97573095, 149612079, 175631571, 249353465, 292719285, 448836237, 748060395, 878157855, 1346508711, 2244181185, 4039526133, 6732543555, 20197630665]

約数ペア:

[(1, 20197630665), (3, 6732543555), (5, 4039526133), (9, 2244181185), (15, 1346508711), (23, 878157855), (27, 748060395), (45, 448836237), (69, 292719285), (81, 249353465), (115, 175631571), (135, 149612079), (207, 97573095), (345, 58543857), (405, 49870693), (621, 32524365), (1035, 19514619), (1863, 10841455), (3105, 6504873), (9315, 2168291)]