81684952

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{537401}}^1$

素因数の和:537426

約数の個数: 16

約数和(自身を含む): 161220600

約数和(自身を除く): 79535648

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 537401, 1074802, 2149604, 4299208, 10210619, 20421238, 40842476, 81684952]

約数ペア:

[(1, 81684952), (2, 40842476), (4, 20421238), (8, 10210619), (19, 4299208), (38, 2149604), (76, 1074802), (152, 537401)]