818728144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1543}}^1\times {\mathrm{2551}}^1$

素因数の和:4115

約数の個数: 40

約数和(自身を含む): 1710084992

約数和(自身を除く): 891356848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1543, 2551, 3086, 5102, 6172, 10204, 12344, 20059, 20408, 24688, 33163, 40118, 40816, 66326, 80236, 132652, 160472, 265304, 320944, 530608, 3936193, 7872386, 15744772, 31489544, 51170509, 62979088, 102341018, 204682036, 409364072, 818728144]

約数ペア:

[(1, 818728144), (2, 409364072), (4, 204682036), (8, 102341018), (13, 62979088), (16, 51170509), (26, 31489544), (52, 15744772), (104, 7872386), (208, 3936193), (1543, 530608), (2551, 320944), (3086, 265304), (5102, 160472), (6172, 132652), (10204, 80236), (12344, 66326), (20059, 40816), (20408, 40118), (24688, 33163)]