20018384

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{73597}}^1$

素因数の和:73622

約数の個数: 20

約数和(自身を含む): 41067684

約数和(自身を除く): 21049300

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 73597, 147194, 294388, 588776, 1177552, 1251149, 2502298, 5004596, 10009192, 20018384]

約数ペア:

[(1, 20018384), (2, 10009192), (4, 5004596), (8, 2502298), (16, 1251149), (17, 1177552), (34, 588776), (68, 294388), (136, 147194), (272, 73597)]