20219324

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{727}}^1$

素因数の和:1157

約数の個数: 24

約数和(自身を含む): 37608480

約数和(自身を除く): 17389156

約数列:

[1, 2, 4, 17, 34, 68, 409, 727, 818, 1454, 1636, 2908, 6953, 12359, 13906, 24718, 27812, 49436, 297343, 594686, 1189372, 5054831, 10109662, 20219324]

約数ペア:

[(1, 20219324), (2, 10109662), (4, 5054831), (17, 1189372), (34, 594686), (68, 297343), (409, 49436), (727, 27812), (818, 24718), (1454, 13906), (1636, 12359), (2908, 6953)]