20193701900

素因数分解:

$2^2\times 5^2\times {\mathrm{201937019}}^1$

素因数の和:201937033

約数の個数: 18

約数和(自身を含む): 43820333340

約数和(自身を除く): 23626631440

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 201937019, 403874038, 807748076, 1009685095, 2019370190, 4038740380, 5048425475, 10096850950, 20193701900]

約数ペア:

[(1, 20193701900), (2, 10096850950), (4, 5048425475), (5, 4038740380), (10, 2019370190), (20, 1009685095), (25, 807748076), (50, 403874038), (100, 201937019)]