18973550

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{12241}}^1$

素因数の和:12284

約数の個数: 24

約数和(自身を含む): 36432192

約数和(自身を除く): 17458642

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 12241, 24482, 61205, 122410, 306025, 379471, 612050, 758942, 1897355, 3794710, 9486775, 18973550]

約数ペア:

[(1, 18973550), (2, 9486775), (5, 3794710), (10, 1897355), (25, 758942), (31, 612050), (50, 379471), (62, 306025), (155, 122410), (310, 61205), (775, 24482), (1550, 12241)]