20040835568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1579511}}^1$

素因数の和:1579593

約数の個数: 40

約数和(自身を含む): 42501508896

約数和(自身を除く): 22460673328

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 1586, 3172, 6344, 12688, 1579511, 3159022, 6318044, 12636088, 20533643, 25272176, 41067286, 82134572, 96350171, 164269144, 192700342, 328538288, 385400684, 770801368, 1252552223, 1541602736, 2505104446, 5010208892, 10020417784, 20040835568]

約数ペア:

[(1, 20040835568), (2, 10020417784), (4, 5010208892), (8, 2505104446), (13, 1541602736), (16, 1252552223), (26, 770801368), (52, 385400684), (61, 328538288), (104, 192700342), (122, 164269144), (208, 96350171), (244, 82134572), (488, 41067286), (793, 25272176), (976, 20533643), (1586, 12636088), (3172, 6318044), (6344, 3159022), (12688, 1579511)]