208117736

素因数分解:

$2^3\times {\mathrm{1259}}^1\times {\mathrm{20663}}^1$

素因数の和:21928

約数の個数: 16

約数和(自身を含む): 390549600

約数和(自身を除く): 182431864

約数列:

[1, 2, 4, 8, 1259, 2518, 5036, 10072, 20663, 41326, 82652, 165304, 26014717, 52029434, 104058868, 208117736]

約数ペア:

[(1, 208117736), (2, 104058868), (4, 52029434), (8, 26014717), (1259, 165304), (2518, 82652), (5036, 41326), (10072, 20663)]