18628150

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^2\times {\mathrm{443}}^1$

素因数の和:513

約数の個数: 36

約数和(自身を含む): 35965332

約数和(自身を除く): 17337182

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 443, 725, 841, 886, 1450, 1682, 2215, 4205, 4430, 8410, 11075, 12847, 21025, 22150, 25694, 42050, 64235, 128470, 321175, 372563, 642350, 745126, 1862815, 3725630, 9314075, 18628150]

約数ペア:

[(1, 18628150), (2, 9314075), (5, 3725630), (10, 1862815), (25, 745126), (29, 642350), (50, 372563), (58, 321175), (145, 128470), (290, 64235), (443, 42050), (725, 25694), (841, 22150), (886, 21025), (1450, 12847), (1682, 11075), (2215, 8410), (4205, 4430)]