201619444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{16223}}^1$

素因数の和:16479

約数の個数: 24

約数和(自身を含む): 381588480

約数和(自身を除く): 179969036

約数列:

[1, 2, 4, 13, 26, 52, 239, 478, 956, 3107, 6214, 12428, 16223, 32446, 64892, 210899, 421798, 843596, 3877297, 7754594, 15509188, 50404861, 100809722, 201619444]

約数ペア:

[(1, 201619444), (2, 100809722), (4, 50404861), (13, 15509188), (26, 7754594), (52, 3877297), (239, 843596), (478, 421798), (956, 210899), (3107, 64892), (6214, 32446), (12428, 16223)]