20185562529

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{503}}^1\times {\mathrm{135119}}^1$

素因数の和:135642

約数の個数: 32

約数和(自身を含む): 32688230400

約数和(自身を除く): 12502667871

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 503, 1509, 4527, 5533, 13581, 16599, 49797, 135119, 149391, 405357, 1216071, 1486309, 3648213, 4458927, 13376781, 40130343, 67964857, 203894571, 611683713, 747613427, 1835051139, 2242840281, 6728520843, 20185562529]

約数ペア:

[(1, 20185562529), (3, 6728520843), (9, 2242840281), (11, 1835051139), (27, 747613427), (33, 611683713), (99, 203894571), (297, 67964857), (503, 40130343), (1509, 13376781), (4527, 4458927), (5533, 3648213), (13581, 1486309), (16599, 1216071), (49797, 405357), (135119, 149391)]