18850908

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{42457}}^1$

素因数の和:42501

約数の個数: 24

約数和(自身を含む): 45175312

約数和(自身を除く): 26324404

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 42457, 84914, 127371, 169828, 254742, 509484, 1570909, 3141818, 4712727, 6283636, 9425454, 18850908]

約数ペア:

[(1, 18850908), (2, 9425454), (3, 6283636), (4, 4712727), (6, 3141818), (12, 1570909), (37, 509484), (74, 254742), (111, 169828), (148, 127371), (222, 84914), (444, 42457)]