20513305711

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{998749}}^1$

素因数の和:998838

約数の個数: 16

約数和(自身を含む): 23011200000

約数和(自身を除く): 2497894289

約数列:

[1, 19, 23, 47, 437, 893, 1081, 20539, 998749, 18976231, 22971227, 46941203, 436453313, 891882857, 1079647669, 20513305711]

約数ペア:

[(1, 20513305711), (19, 1079647669), (23, 891882857), (47, 436453313), (437, 46941203), (893, 22971227), (1081, 18976231), (20539, 998749)]