18420810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3911}}^1$

素因数の和:4078

約数の個数: 32

約数和(自身を含む): 44502912

約数和(自身を除く): 26082102

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 157, 314, 471, 785, 942, 1570, 2355, 3911, 4710, 7822, 11733, 19555, 23466, 39110, 58665, 117330, 614027, 1228054, 1842081, 3070135, 3684162, 6140270, 9210405, 18420810]

約数ペア:

[(1, 18420810), (2, 9210405), (3, 6140270), (5, 3684162), (6, 3070135), (10, 1842081), (15, 1228054), (30, 614027), (157, 117330), (314, 58665), (471, 39110), (785, 23466), (942, 19555), (1570, 11733), (2355, 7822), (3911, 4710)]