20673394

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{12409}}^1$

素因数の和:12442

約数の個数: 24

約数和(自身を含む): 38197980

約数和(自身を除く): 17524586

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 238, 833, 1666, 12409, 24818, 86863, 173726, 210953, 421906, 608041, 1216082, 1476671, 2953342, 10336697, 20673394]

約数ペア:

[(1, 20673394), (2, 10336697), (7, 2953342), (14, 1476671), (17, 1216082), (34, 608041), (49, 421906), (98, 210953), (119, 173726), (238, 86863), (833, 24818), (1666, 12409)]