19651490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{115597}}^1$

素因数の和:115621

約数の個数: 16

約数和(自身を含む): 37453752

約数和(自身を除く): 17802262

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 115597, 231194, 577985, 1155970, 1965149, 3930298, 9825745, 19651490]

約数ペア:

[(1, 19651490), (2, 9825745), (5, 3930298), (10, 1965149), (17, 1155970), (34, 577985), (85, 231194), (170, 115597)]