18891992

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{11633}}^1$

素因数の和:11675

約数の個数: 32

約数和(自身を含む): 41882400

約数和(自身を除く): 22990408

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 11633, 23266, 46532, 81431, 93064, 162862, 325724, 337357, 651448, 674714, 1349428, 2361499, 2698856, 4722998, 9445996, 18891992]

約数ペア:

[(1, 18891992), (2, 9445996), (4, 4722998), (7, 2698856), (8, 2361499), (14, 1349428), (28, 674714), (29, 651448), (56, 337357), (58, 325724), (116, 162862), (203, 93064), (232, 81431), (406, 46532), (812, 23266), (1624, 11633)]