20189363060

素因数分解:

$2^2\times 5^1\times {\mathrm{40471}}^1\times {\mathrm{24943}}^1$

素因数の和:65423

約数の個数: 24

約数和(自身を含む): 42400409856

約数和(自身を除く): 22211046796

約数列:

[1, 2, 4, 5, 10, 20, 24943, 40471, 49886, 80942, 99772, 124715, 161884, 202355, 249430, 404710, 498860, 809420, 1009468153, 2018936306, 4037872612, 5047340765, 10094681530, 20189363060]

約数ペア:

[(1, 20189363060), (2, 10094681530), (4, 5047340765), (5, 4037872612), (10, 2018936306), (20, 1009468153), (24943, 809420), (40471, 498860), (49886, 404710), (80942, 249430), (99772, 202355), (124715, 161884)]