20049612

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{787}}^1$

素因数の和:998

約数の個数: 48

約数和(自身を含む): 51364992

約数和(自身を除く): 31315380

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 193, 386, 579, 772, 787, 1158, 1574, 2123, 2316, 2361, 3148, 4246, 4722, 6369, 8492, 8657, 9444, 12738, 17314, 25476, 25971, 34628, 51942, 103884, 151891, 303782, 455673, 607564, 911346, 1670801, 1822692, 3341602, 5012403, 6683204, 10024806, 20049612]

約数ペア:

[(1, 20049612), (2, 10024806), (3, 6683204), (4, 5012403), (6, 3341602), (11, 1822692), (12, 1670801), (22, 911346), (33, 607564), (44, 455673), (66, 303782), (132, 151891), (193, 103884), (386, 51942), (579, 34628), (772, 25971), (787, 25476), (1158, 17314), (1574, 12738), (2123, 9444), (2316, 8657), (2361, 8492), (3148, 6369), (4246, 4722)]