20404835

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{1163}}^1$

素因数の和:1219

約数の個数: 24

約数和(自身を含む): 27866160

約数和(自身を除く): 7461325

約数列:

[1, 5, 11, 29, 55, 121, 145, 319, 605, 1163, 1595, 3509, 5815, 12793, 17545, 33727, 63965, 140723, 168635, 370997, 703615, 1854985, 4080967, 20404835]

約数ペア:

[(1, 20404835), (5, 4080967), (11, 1854985), (29, 703615), (55, 370997), (121, 168635), (145, 140723), (319, 63965), (605, 33727), (1163, 17545), (1595, 12793), (3509, 5815)]