201720436

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{7253}}^1$

素因数の和:7683

約数の個数: 24

約数和(自身を含む): 374741640

約数和(自身を除く): 173021204

約数列:

[1, 2, 4, 17, 34, 68, 409, 818, 1636, 6953, 7253, 13906, 14506, 27812, 29012, 123301, 246602, 493204, 2966477, 5932954, 11865908, 50430109, 100860218, 201720436]

約数ペア:

[(1, 201720436), (2, 100860218), (4, 50430109), (17, 11865908), (34, 5932954), (68, 2966477), (409, 493204), (818, 246602), (1636, 123301), (6953, 29012), (7253, 27812), (13906, 14506)]