20045200089

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1021}}^1\times {\mathrm{20261}}^1$

素因数の和:21321

約数の個数: 32

約数和(自身を含む): 29819180160

約数和(自身を除く): 9773980071

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 1021, 3063, 17357, 19399, 20261, 52071, 58197, 60783, 329783, 344437, 384959, 989349, 1033311, 1154877, 6544303, 19632909, 20686481, 62059443, 351670177, 393043139, 1055010531, 1179129417, 6681733363, 20045200089]

約数ペア:

[(1, 20045200089), (3, 6681733363), (17, 1179129417), (19, 1055010531), (51, 393043139), (57, 351670177), (323, 62059443), (969, 20686481), (1021, 19632909), (3063, 6544303), (17357, 1154877), (19399, 1033311), (20261, 989349), (52071, 384959), (58197, 344437), (60783, 329783)]