20755072

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{12473}}^1$

素因数の和:12500

約数の個数: 32

約数和(自身を含む): 44532180

約数和(自身を除く): 23777108

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 12473, 24946, 49892, 99784, 162149, 199568, 324298, 399136, 648596, 798272, 1297192, 1596544, 2594384, 5188768, 10377536, 20755072]

約数ペア:

[(1, 20755072), (2, 10377536), (4, 5188768), (8, 2594384), (13, 1596544), (16, 1297192), (26, 798272), (32, 648596), (52, 399136), (64, 324298), (104, 199568), (128, 162149), (208, 99784), (416, 49892), (832, 24946), (1664, 12473)]