20829456

素因数分解:

$2^4\times 3^2\times {\mathrm{79}}^1\times {\mathrm{1831}}^1$

素因数の和:1924

約数の個数: 60

約数和(自身を含む): 59063680

約数和(自身を除く): 38234224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 79, 144, 158, 237, 316, 474, 632, 711, 948, 1264, 1422, 1831, 1896, 2844, 3662, 3792, 5493, 5688, 7324, 10986, 11376, 14648, 16479, 21972, 29296, 32958, 43944, 65916, 87888, 131832, 144649, 263664, 289298, 433947, 578596, 867894, 1157192, 1301841, 1735788, 2314384, 2603682, 3471576, 5207364, 6943152, 10414728, 20829456]

約数ペア:

[(1, 20829456), (2, 10414728), (3, 6943152), (4, 5207364), (6, 3471576), (8, 2603682), (9, 2314384), (12, 1735788), (16, 1301841), (18, 1157192), (24, 867894), (36, 578596), (48, 433947), (72, 289298), (79, 263664), (144, 144649), (158, 131832), (237, 87888), (316, 65916), (474, 43944), (632, 32958), (711, 29296), (948, 21972), (1264, 16479), (1422, 14648), (1831, 11376), (1896, 10986), (2844, 7324), (3662, 5688), (3792, 5493)]