19642922

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2339}}^1$

素因数の和:2390

約数の個数: 32

約数和(自身を含む): 35380800

約数和(自身を除く): 15737878

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 221, 247, 323, 442, 494, 646, 2339, 4199, 4678, 8398, 30407, 39763, 44441, 60814, 79526, 88882, 516919, 577733, 755497, 1033838, 1155466, 1510994, 9821461, 19642922]

約数ペア:

[(1, 19642922), (2, 9821461), (13, 1510994), (17, 1155466), (19, 1033838), (26, 755497), (34, 577733), (38, 516919), (221, 88882), (247, 79526), (323, 60814), (442, 44441), (494, 39763), (646, 30407), (2339, 8398), (4199, 4678)]