16621180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{1571}}^1$

素因数の和:1626

約数の個数: 36

約数和(自身を含む): 36511272

約数和(自身を除く): 19890092

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 529, 1058, 1571, 2116, 2645, 3142, 5290, 6284, 7855, 10580, 15710, 31420, 36133, 72266, 144532, 180665, 361330, 722660, 831059, 1662118, 3324236, 4155295, 8310590, 16621180]

約数ペア:

[(1, 16621180), (2, 8310590), (4, 4155295), (5, 3324236), (10, 1662118), (20, 831059), (23, 722660), (46, 361330), (92, 180665), (115, 144532), (230, 72266), (460, 36133), (529, 31420), (1058, 15710), (1571, 10580), (2116, 7855), (2645, 6284), (3142, 5290)]