20211113390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8182637}}^1$

素因数の和:8182676

約数の個数: 32

約数和(自身を含む): 41240495520

約数和(自身を除く): 21029382130

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 8182637, 16365274, 40913185, 81826370, 106374281, 155470103, 212748562, 310940206, 531871405, 777350515, 1063742810, 1554701030, 2021111339, 4042222678, 10105556695, 20211113390]

約数ペア:

[(1, 20211113390), (2, 10105556695), (5, 4042222678), (10, 2021111339), (13, 1554701030), (19, 1063742810), (26, 777350515), (38, 531871405), (65, 310940206), (95, 212748562), (130, 155470103), (190, 106374281), (247, 81826370), (494, 40913185), (1235, 16365274), (2470, 8182637)]