19820966

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{29063}}^1$

素因数の和:29107

約数の個数: 16

約数和(自身を含む): 33481728

約数和(自身を除く): 13660762

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 29063, 58126, 319693, 639386, 900953, 1801906, 9910483, 19820966]

約数ペア:

[(1, 19820966), (2, 9910483), (11, 1801906), (22, 900953), (31, 639386), (62, 319693), (341, 58126), (682, 29063)]