20867688

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{7069}}^1$

素因数の和:7122

約数の個数: 48

約数和(自身を含む): 57903300

約数和(自身を除く): 37035612

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 72, 82, 123, 164, 246, 328, 369, 492, 738, 984, 1476, 2952, 7069, 14138, 21207, 28276, 42414, 56552, 63621, 84828, 127242, 169656, 254484, 289829, 508968, 579658, 869487, 1159316, 1738974, 2318632, 2608461, 3477948, 5216922, 6955896, 10433844, 20867688]

約数ペア:

[(1, 20867688), (2, 10433844), (3, 6955896), (4, 5216922), (6, 3477948), (8, 2608461), (9, 2318632), (12, 1738974), (18, 1159316), (24, 869487), (36, 579658), (41, 508968), (72, 289829), (82, 254484), (123, 169656), (164, 127242), (246, 84828), (328, 63621), (369, 56552), (492, 42414), (738, 28276), (984, 21207), (1476, 14138), (2952, 7069)]