17872065

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20903}}^1$

素因数の和:20933

約数の個数: 24

約数和(自身を含む): 32610240

約数和(自身を除く): 14738175

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 20903, 62709, 104515, 188127, 313545, 397157, 940635, 1191471, 1985785, 3574413, 5957355, 17872065]

約数ペア:

[(1, 17872065), (3, 5957355), (5, 3574413), (9, 1985785), (15, 1191471), (19, 940635), (45, 397157), (57, 313545), (95, 188127), (171, 104515), (285, 62709), (855, 20903)]