20784184

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{887}}^1$

素因数の和:1023

約数の個数: 32

約数和(自身を含む): 40759200

約数和(自身を除く): 19975016

約数列:

[1, 2, 4, 8, 29, 58, 101, 116, 202, 232, 404, 808, 887, 1774, 2929, 3548, 5858, 7096, 11716, 23432, 25723, 51446, 89587, 102892, 179174, 205784, 358348, 716696, 2598023, 5196046, 10392092, 20784184]

約数ペア:

[(1, 20784184), (2, 10392092), (4, 5196046), (8, 2598023), (29, 716696), (58, 358348), (101, 205784), (116, 179174), (202, 102892), (232, 89587), (404, 51446), (808, 25723), (887, 23432), (1774, 11716), (2929, 7096), (3548, 5858)]