2019202315

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{563}}^1\times {\mathrm{2399}}^1$

素因数の和:3003

約数の個数: 32

約数和(自身を含む): 2728857600

約数和(自身を除く): 709655285

約数列:

[1, 5, 13, 23, 65, 115, 299, 563, 1495, 2399, 2815, 7319, 11995, 12949, 31187, 36595, 55177, 64745, 155935, 168337, 275885, 717301, 841685, 1350637, 3586505, 6753185, 17558281, 31064651, 87791405, 155323255, 403840463, 2019202315]

約数ペア:

[(1, 2019202315), (5, 403840463), (13, 155323255), (23, 87791405), (65, 31064651), (115, 17558281), (299, 6753185), (563, 3586505), (1495, 1350637), (2399, 841685), (2815, 717301), (7319, 275885), (11995, 168337), (12949, 155935), (31187, 64745), (36595, 55177)]