138715048

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{19417}}^1$

素因数の和:19489

約数の個数: 32

約数和(自身を含む): 279619200

約数和(自身を除く): 140904152

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 94, 152, 188, 376, 893, 1786, 3572, 7144, 19417, 38834, 77668, 155336, 368923, 737846, 912599, 1475692, 1825198, 2951384, 3650396, 7300792, 17339381, 34678762, 69357524, 138715048]

約数ペア:

[(1, 138715048), (2, 69357524), (4, 34678762), (8, 17339381), (19, 7300792), (38, 3650396), (47, 2951384), (76, 1825198), (94, 1475692), (152, 912599), (188, 737846), (376, 368923), (893, 155336), (1786, 77668), (3572, 38834), (7144, 19417)]