18744201

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3343}}^1$

素因数の和:3445

約数の個数: 24

約数和(自身を含む): 31299840

約数和(自身を除く): 12555639

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 3343, 5607, 10029, 23401, 30087, 70203, 210609, 297527, 892581, 2082689, 2677743, 6248067, 18744201]

約数ペア:

[(1, 18744201), (3, 6248067), (7, 2677743), (9, 2082689), (21, 892581), (63, 297527), (89, 210609), (267, 70203), (623, 30087), (801, 23401), (1869, 10029), (3343, 5607)]