18949292

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{151}}^1\times {\mathrm{229}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 33771360

約数和(自身を除く): 14822068

約数列:

[1, 2, 4, 137, 151, 229, 274, 302, 458, 548, 604, 916, 20687, 31373, 34579, 41374, 62746, 69158, 82748, 125492, 138316, 4737323, 9474646, 18949292]

約数ペア:

[(1, 18949292), (2, 9474646), (4, 4737323), (137, 138316), (151, 125492), (229, 82748), (274, 69158), (302, 62746), (458, 41374), (548, 34579), (604, 31373), (916, 20687)]