18449384

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:597

約数の個数: 32

約数和(自身を含む): 35843880

約数和(自身を除く): 17394496

約数列:

[1, 2, 4, 8, 37, 74, 148, 157, 296, 314, 397, 628, 794, 1256, 1588, 3176, 5809, 11618, 14689, 23236, 29378, 46472, 58756, 62329, 117512, 124658, 249316, 498632, 2306173, 4612346, 9224692, 18449384]

約数ペア:

[(1, 18449384), (2, 9224692), (4, 4612346), (8, 2306173), (37, 498632), (74, 249316), (148, 124658), (157, 117512), (296, 62329), (314, 58756), (397, 46472), (628, 29378), (794, 23236), (1256, 14689), (1588, 11618), (3176, 5809)]