20181142

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:312

約数の個数: 32

約数和(自身を含む): 33374592

約数和(自身を除く): 13193450

約数列:

[1, 2, 17, 34, 47, 73, 94, 146, 173, 346, 799, 1241, 1598, 2482, 2941, 3431, 5882, 6862, 8131, 12629, 16262, 25258, 58327, 116654, 138227, 214693, 276454, 429386, 593563, 1187126, 10090571, 20181142]

約数ペア:

[(1, 20181142), (2, 10090571), (17, 1187126), (34, 593563), (47, 429386), (73, 276454), (94, 214693), (146, 138227), (173, 116654), (346, 58327), (799, 25258), (1241, 16262), (1598, 12629), (2482, 8131), (2941, 6862), (3431, 5882)]