2019949390

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1453201}}^1$

素因数の和:1453347

約数の個数: 16

約数和(自身を含む): 3662069040

約数和(自身を除く): 1642119650

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 1453201, 2906402, 7266005, 14532010, 201994939, 403989878, 1009974695, 2019949390]

約数ペア:

[(1, 2019949390), (2, 1009974695), (5, 403989878), (10, 201994939), (139, 14532010), (278, 7266005), (695, 2906402), (1390, 1453201)]