19212870100

素因数分解:

$2^2\times 5^2\times {\mathrm{192128701}}^1$

素因数の和:192128715

約数の個数: 18

約数和(自身を含む): 41691928334

約数和(自身を除く): 22479058234

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 192128701, 384257402, 768514804, 960643505, 1921287010, 3842574020, 4803217525, 9606435050, 19212870100]

約数ペア:

[(1, 19212870100), (2, 9606435050), (4, 4803217525), (5, 3842574020), (10, 1921287010), (20, 960643505), (25, 768514804), (50, 384257402), (100, 192128701)]