2018653390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{27581}}^1$

素因数の和:28164

約数の個数: 32

約数和(自身を含む): 3920174496

約数和(自身を除く): 1901521106

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 563, 1126, 2815, 5630, 7319, 14638, 27581, 36595, 55162, 73190, 137905, 275810, 358553, 717106, 1792765, 3585530, 15528103, 31056206, 77640515, 155281030, 201865339, 403730678, 1009326695, 2018653390]

約数ペア:

[(1, 2018653390), (2, 1009326695), (5, 403730678), (10, 201865339), (13, 155281030), (26, 77640515), (65, 31056206), (130, 15528103), (563, 3585530), (1126, 1792765), (2815, 717106), (5630, 358553), (7319, 275810), (14638, 137905), (27581, 73190), (36595, 55162)]