20649336

素因数分解:

$2^3\times 3^1\times {\mathrm{79}}^1\times {\mathrm{10891}}^1$

素因数の和:10979

約数の個数: 32

約数和(自身を含む): 52281600

約数和(自身を除く): 31632264

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 79, 158, 237, 316, 474, 632, 948, 1896, 10891, 21782, 32673, 43564, 65346, 87128, 130692, 261384, 860389, 1720778, 2581167, 3441556, 5162334, 6883112, 10324668, 20649336]

約数ペア:

[(1, 20649336), (2, 10324668), (3, 6883112), (4, 5162334), (6, 3441556), (8, 2581167), (12, 1720778), (24, 860389), (79, 261384), (158, 130692), (237, 87128), (316, 65346), (474, 43564), (632, 32673), (948, 21782), (1896, 10891)]