208664404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{38959}}^1$

素因数の和:39079

約数の個数: 24

約数和(自身を含む): 397080320

約数和(自身を除く): 188415916

約数列:

[1, 2, 4, 13, 26, 52, 103, 206, 412, 1339, 2678, 5356, 38959, 77918, 155836, 506467, 1012934, 2025868, 4012777, 8025554, 16051108, 52166101, 104332202, 208664404]

約数ペア:

[(1, 208664404), (2, 104332202), (4, 52166101), (13, 16051108), (26, 8025554), (52, 4012777), (103, 2025868), (206, 1012934), (412, 506467), (1339, 155836), (2678, 77918), (5356, 38959)]