2018994920

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{608131}}^1$

素因数の和:608225

約数の個数: 32

約数和(自身を含む): 4597477920

約数和(自身を除く): 2578483000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 608131, 1216262, 2432524, 3040655, 4865048, 6081310, 12162620, 24325240, 50474873, 100949746, 201899492, 252374365, 403798984, 504748730, 1009497460, 2018994920]

約数ペア:

[(1, 2018994920), (2, 1009497460), (4, 504748730), (5, 403798984), (8, 252374365), (10, 201899492), (20, 100949746), (40, 50474873), (83, 24325240), (166, 12162620), (332, 6081310), (415, 4865048), (664, 3040655), (830, 2432524), (1660, 1216262), (3320, 608131)]