19070180

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{4519}}^1$

素因数の和:4739

約数の個数: 24

約数和(自身を含む): 40246080

約数和(自身を除く): 21175900

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 4519, 9038, 18076, 22595, 45190, 90380, 953509, 1907018, 3814036, 4767545, 9535090, 19070180]

約数ペア:

[(1, 19070180), (2, 9535090), (4, 4767545), (5, 3814036), (10, 1907018), (20, 953509), (211, 90380), (422, 45190), (844, 22595), (1055, 18076), (2110, 9038), (4220, 4519)]