2019951505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1021}}^1\times {\mathrm{2767}}^1$

素因数の和:3817

約数の個数: 32

約数和(自身を含む): 2851527168

約数和(自身を除く): 831575663

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 1021, 2767, 5105, 11231, 13273, 13835, 30437, 35971, 56155, 66365, 146003, 152185, 179855, 395681, 730015, 1978405, 2825107, 14125535, 31076177, 36726391, 155380885, 183631955, 403990301, 2019951505]

約数ペア:

[(1, 2019951505), (5, 403990301), (11, 183631955), (13, 155380885), (55, 36726391), (65, 31076177), (143, 14125535), (715, 2825107), (1021, 1978405), (2767, 730015), (5105, 395681), (11231, 179855), (13273, 152185), (13835, 146003), (30437, 66365), (35971, 56155)]