19278470

素因数分解:

$2^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{2383}}^1$

素因数の和:3199

約数の個数: 16

約数和(自身を含む): 34758720

約数和(自身を除く): 15480250

約数列:

[1, 2, 5, 10, 809, 1618, 2383, 4045, 4766, 8090, 11915, 23830, 1927847, 3855694, 9639235, 19278470]

約数ペア:

[(1, 19278470), (2, 9639235), (5, 3855694), (10, 1927847), (809, 23830), (1618, 11915), (2383, 8090), (4045, 4766)]