20512373744

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{241}}^1\times {\mathrm{79397}}^1$

素因数の和:79713

約数の個数: 40

約数和(自身を含む): 40503778128

約数和(自身を除く): 19991404384

約数列:

[1, 2, 4, 8, 16, 67, 134, 241, 268, 482, 536, 964, 1072, 1928, 3856, 16147, 32294, 64588, 79397, 129176, 158794, 258352, 317588, 635176, 1270352, 5319599, 10639198, 19134677, 21278396, 38269354, 42556792, 76538708, 85113584, 153077416, 306154832, 1282023359, 2564046718, 5128093436, 10256186872, 20512373744]

約数ペア:

[(1, 20512373744), (2, 10256186872), (4, 5128093436), (8, 2564046718), (16, 1282023359), (67, 306154832), (134, 153077416), (241, 85113584), (268, 76538708), (482, 42556792), (536, 38269354), (964, 21278396), (1072, 19134677), (1928, 10639198), (3856, 5319599), (16147, 1270352), (32294, 635176), (64588, 317588), (79397, 258352), (129176, 158794)]