18949740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{315829}}^1$

素因数の和:315841

約数の個数: 24

約数和(自身を含む): 53059440

約数和(自身を除く): 34109700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 315829, 631658, 947487, 1263316, 1579145, 1894974, 3158290, 3789948, 4737435, 6316580, 9474870, 18949740]

約数ペア:

[(1, 18949740), (2, 9474870), (3, 6316580), (4, 4737435), (5, 3789948), (6, 3158290), (10, 1894974), (12, 1579145), (15, 1263316), (20, 947487), (30, 631658), (60, 315829)]