20263796

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{42571}}^1$

素因数の和:42599

約数の個数: 24

約数和(自身を含む): 42912576

約数和(自身を除く): 22648780

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 42571, 85142, 170284, 297997, 595994, 723707, 1191988, 1447414, 2894828, 5065949, 10131898, 20263796]

約数ペア:

[(1, 20263796), (2, 10131898), (4, 5065949), (7, 2894828), (14, 1447414), (17, 1191988), (28, 723707), (34, 595994), (68, 297997), (119, 170284), (238, 85142), (476, 42571)]