20181270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{6287}}^1$

素因数の和:6404

約数の個数: 32

約数和(自身を含む): 48895488

約数和(自身を除く): 28714218

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 107, 214, 321, 535, 642, 1070, 1605, 3210, 6287, 12574, 18861, 31435, 37722, 62870, 94305, 188610, 672709, 1345418, 2018127, 3363545, 4036254, 6727090, 10090635, 20181270]

約数ペア:

[(1, 20181270), (2, 10090635), (3, 6727090), (5, 4036254), (6, 3363545), (10, 2018127), (15, 1345418), (30, 672709), (107, 188610), (214, 94305), (321, 62870), (535, 37722), (642, 31435), (1070, 18861), (1605, 12574), (3210, 6287)]