20758902

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{479}}^1$

素因数の和:748

約数の個数: 32

約数和(自身を含む): 43130880

約数和(自身を除く): 22371978

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 233, 466, 479, 699, 958, 1398, 1437, 2874, 7223, 14446, 14849, 21669, 29698, 43338, 44547, 89094, 111607, 223214, 334821, 669642, 3459817, 6919634, 10379451, 20758902]

約数ペア:

[(1, 20758902), (2, 10379451), (3, 6919634), (6, 3459817), (31, 669642), (62, 334821), (93, 223214), (186, 111607), (233, 89094), (466, 44547), (479, 43338), (699, 29698), (958, 21669), (1398, 14849), (1437, 14446), (2874, 7223)]