20101865

素因数分解:

$5^1\times 7^1\times {\mathrm{743}}^1\times {\mathrm{773}}^1$

素因数の和:1528

約数の個数: 16

約数和(自身を含む): 27641088

約数和(自身を除く): 7539223

約数列:

[1, 5, 7, 35, 743, 773, 3715, 3865, 5201, 5411, 26005, 27055, 574339, 2871695, 4020373, 20101865]

約数ペア:

[(1, 20101865), (5, 4020373), (7, 2871695), (35, 574339), (743, 27055), (773, 26005), (3715, 5411), (3865, 5201)]