20169876070

素因数分解:

$2^1\times 5^1\times {\mathrm{4003}}^1\times {\mathrm{503869}}^1$

素因数の和:507879

約数の個数: 16

約数和(自身を含む): 36314918640

約数和(自身を除く): 16145042570

約数列:

[1, 2, 5, 10, 4003, 8006, 20015, 40030, 503869, 1007738, 2519345, 5038690, 2016987607, 4033975214, 10084938035, 20169876070]

約数ペア:

[(1, 20169876070), (2, 10084938035), (5, 4033975214), (10, 2016987607), (4003, 5038690), (8006, 2519345), (20015, 1007738), (40030, 503869)]