200021930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1052747}}^1$

素因数の和:1052773

約数の個数: 16

約数和(自身を含む): 378989280

約数和(自身を除く): 178967350

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1052747, 2105494, 5263735, 10527470, 20002193, 40004386, 100010965, 200021930]

約数ペア:

[(1, 200021930), (2, 100010965), (5, 40004386), (10, 20002193), (19, 10527470), (38, 5263735), (95, 2105494), (190, 1052747)]