18461860

素因数分解:

$2^2\times 5^1\times {\mathrm{761}}^1\times {\mathrm{1213}}^1$

素因数の和:1983

約数の個数: 24

約数和(自身を含む): 38852856

約数和(自身を除く): 20390996

約数列:

[1, 2, 4, 5, 10, 20, 761, 1213, 1522, 2426, 3044, 3805, 4852, 6065, 7610, 12130, 15220, 24260, 923093, 1846186, 3692372, 4615465, 9230930, 18461860]

約数ペア:

[(1, 18461860), (2, 9230930), (4, 4615465), (5, 3692372), (10, 1846186), (20, 923093), (761, 24260), (1213, 15220), (1522, 12130), (2426, 7610), (3044, 6065), (3805, 4852)]