18657664

素因数分解:

$2^7\times {\mathrm{71}}^1\times {\mathrm{2053}}^1$

素因数の和:2138

約数の個数: 32

約数和(自身を含む): 37711440

約数和(自身を除く): 19053776

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 284, 568, 1136, 2053, 2272, 4106, 4544, 8212, 9088, 16424, 32848, 65696, 131392, 145763, 262784, 291526, 583052, 1166104, 2332208, 4664416, 9328832, 18657664]

約数ペア:

[(1, 18657664), (2, 9328832), (4, 4664416), (8, 2332208), (16, 1166104), (32, 583052), (64, 291526), (71, 262784), (128, 145763), (142, 131392), (284, 65696), (568, 32848), (1136, 16424), (2053, 9088), (2272, 8212), (4106, 4544)]