19539488

素因数分解:

$2^5\times {\mathrm{137}}^1\times {\mathrm{4457}}^1$

素因数の和:4604

約数の個数: 24

約数和(自身を含む): 38757852

約数和(自身を除く): 19218364

約数列:

[1, 2, 4, 8, 16, 32, 137, 274, 548, 1096, 2192, 4384, 4457, 8914, 17828, 35656, 71312, 142624, 610609, 1221218, 2442436, 4884872, 9769744, 19539488]

約数ペア:

[(1, 19539488), (2, 9769744), (4, 4884872), (8, 2442436), (16, 1221218), (32, 610609), (137, 142624), (274, 71312), (548, 35656), (1096, 17828), (2192, 8914), (4384, 4457)]