19620008

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4451}}^1$

素因数の和:4505

約数の個数: 32

約数和(自身を含む): 40068000

約数和(自身を除く): 20447992

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 76, 116, 152, 232, 551, 1102, 2204, 4408, 4451, 8902, 17804, 35608, 84569, 129079, 169138, 258158, 338276, 516316, 676552, 1032632, 2452501, 4905002, 9810004, 19620008]

約数ペア:

[(1, 19620008), (2, 9810004), (4, 4905002), (8, 2452501), (19, 1032632), (29, 676552), (38, 516316), (58, 338276), (76, 258158), (116, 169138), (152, 129079), (232, 84569), (551, 35608), (1102, 17804), (2204, 8902), (4408, 4451)]