20042152

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1871}}^1$

素因数の和:1993

約数の個数: 32

約数和(自身を含む): 40884480

約数和(自身を除く): 20842328

約数列:

[1, 2, 4, 8, 13, 26, 52, 103, 104, 206, 412, 824, 1339, 1871, 2678, 3742, 5356, 7484, 10712, 14968, 24323, 48646, 97292, 192713, 194584, 385426, 770852, 1541704, 2505269, 5010538, 10021076, 20042152]

約数ペア:

[(1, 20042152), (2, 10021076), (4, 5010538), (8, 2505269), (13, 1541704), (26, 770852), (52, 385426), (103, 194584), (104, 192713), (206, 97292), (412, 48646), (824, 24323), (1339, 14968), (1871, 10712), (2678, 7484), (3742, 5356)]