209737216

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{31511}}^1$

素因数の和:31542

約数の個数: 40

約数和(自身を含む): 451314864

約数和(自身を除く): 241577648

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 31511, 63022, 126044, 252088, 409643, 504176, 819286, 1008352, 1638572, 2016704, 3277144, 4033408, 6554288, 8066816, 13108576, 16133632, 26217152, 52434304, 104868608, 209737216]

約数ペア:

[(1, 209737216), (2, 104868608), (4, 52434304), (8, 26217152), (13, 16133632), (16, 13108576), (26, 8066816), (32, 6554288), (52, 4033408), (64, 3277144), (104, 2016704), (128, 1638572), (208, 1008352), (256, 819286), (416, 504176), (512, 409643), (832, 252088), (1664, 126044), (3328, 63022), (6656, 31511)]