20923136

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{6287}}^1$

素因数の和:6316

約数の個数: 36

約数和(自身を含む): 44984352

約数和(自身を除く): 24061216

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 6287, 12574, 25148, 50296, 81731, 100592, 163462, 201184, 326924, 402368, 653848, 804736, 1307696, 1609472, 2615392, 5230784, 10461568, 20923136]

約数ペア:

[(1, 20923136), (2, 10461568), (4, 5230784), (8, 2615392), (13, 1609472), (16, 1307696), (26, 804736), (32, 653848), (52, 402368), (64, 326924), (104, 201184), (128, 163462), (208, 100592), (256, 81731), (416, 50296), (832, 25148), (1664, 12574), (3328, 6287)]