18372670

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 33981120

約数和(自身を除く): 15608450

約数列:

[1, 2, 5, 10, 71, 113, 142, 226, 229, 355, 458, 565, 710, 1130, 1145, 2290, 8023, 16046, 16259, 25877, 32518, 40115, 51754, 80230, 81295, 129385, 162590, 258770, 1837267, 3674534, 9186335, 18372670]

約数ペア:

[(1, 18372670), (2, 9186335), (5, 3674534), (10, 1837267), (71, 258770), (113, 162590), (142, 129385), (226, 81295), (229, 80230), (355, 51754), (458, 40115), (565, 32518), (710, 25877), (1130, 16259), (1145, 16046), (2290, 8023)]