20173057149

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1\times {\mathrm{67807}}^1$

素因数の和:68305

約数の個数: 32

約数和(自身を含む): 31801409536

約数和(自身を除く): 11628352387

約数列:

[1, 3, 7, 21, 31, 93, 217, 457, 651, 1371, 3199, 9597, 14167, 42501, 67807, 99169, 203421, 297507, 474649, 1423947, 2102017, 6306051, 14714119, 30987799, 44142357, 92963397, 216914593, 650743779, 960621769, 2881865307, 6724352383, 20173057149]

約数ペア:

[(1, 20173057149), (3, 6724352383), (7, 2881865307), (21, 960621769), (31, 650743779), (93, 216914593), (217, 92963397), (457, 44142357), (651, 30987799), (1371, 14714119), (3199, 6306051), (9597, 2102017), (14167, 1423947), (42501, 474649), (67807, 297507), (99169, 203421)]