19568649

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 29082240

約数和(自身を除く): 9513591

約数列:

[1, 3, 17, 29, 51, 87, 101, 131, 303, 393, 493, 1479, 1717, 2227, 2929, 3799, 5151, 6681, 8787, 11397, 13231, 39693, 49793, 64583, 149379, 193749, 224927, 383699, 674781, 1151097, 6522883, 19568649]

約数ペア:

[(1, 19568649), (3, 6522883), (17, 1151097), (29, 674781), (51, 383699), (87, 224927), (101, 193749), (131, 149379), (303, 64583), (393, 49793), (493, 39693), (1479, 13231), (1717, 11397), (2227, 8787), (2929, 6681), (3799, 5151)]