18748472

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{373}}^1$

素因数の和:543

約数の個数: 32

約数和(自身を含む): 36173280

約数和(自身を除く): 17424808

約数列:

[1, 2, 4, 8, 61, 103, 122, 206, 244, 373, 412, 488, 746, 824, 1492, 2984, 6283, 12566, 22753, 25132, 38419, 45506, 50264, 76838, 91012, 153676, 182024, 307352, 2343559, 4687118, 9374236, 18748472]

約数ペア:

[(1, 18748472), (2, 9374236), (4, 4687118), (8, 2343559), (61, 307352), (103, 182024), (122, 153676), (206, 91012), (244, 76838), (373, 50264), (412, 45506), (488, 38419), (746, 25132), (824, 22753), (1492, 12566), (2984, 6283)]