18957660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{315961}}^1$

素因数の和:315973

約数の個数: 24

約数和(自身を含む): 53081616

約数和(自身を除く): 34123956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 315961, 631922, 947883, 1263844, 1579805, 1895766, 3159610, 3791532, 4739415, 6319220, 9478830, 18957660]

約数ペア:

[(1, 18957660), (2, 9478830), (3, 6319220), (4, 4739415), (5, 3791532), (6, 3159610), (10, 1895766), (12, 1579805), (15, 1263844), (20, 947883), (30, 631922), (60, 315961)]