18989304

素因数分解:

$2^3\times 3^1\times {\mathrm{397}}^1\times {\mathrm{1993}}^1$

素因数の和:2399

約数の個数: 32

約数和(自身を含む): 47616720

約数和(自身を除く): 28627416

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 397, 794, 1191, 1588, 1993, 2382, 3176, 3986, 4764, 5979, 7972, 9528, 11958, 15944, 23916, 47832, 791221, 1582442, 2373663, 3164884, 4747326, 6329768, 9494652, 18989304]

約数ペア:

[(1, 18989304), (2, 9494652), (3, 6329768), (4, 4747326), (6, 3164884), (8, 2373663), (12, 1582442), (24, 791221), (397, 47832), (794, 23916), (1191, 15944), (1588, 11958), (1993, 9528), (2382, 7972), (3176, 5979), (3986, 4764)]