18869916

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1657}}^1$

素因数の和:1750

約数の個数: 48

約数和(自身を含む): 48095264

約数和(自身を除く): 29225348

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 73, 78, 146, 156, 219, 292, 438, 876, 949, 1657, 1898, 2847, 3314, 3796, 4971, 5694, 6628, 9942, 11388, 19884, 21541, 43082, 64623, 86164, 120961, 129246, 241922, 258492, 362883, 483844, 725766, 1451532, 1572493, 3144986, 4717479, 6289972, 9434958, 18869916]

約数ペア:

[(1, 18869916), (2, 9434958), (3, 6289972), (4, 4717479), (6, 3144986), (12, 1572493), (13, 1451532), (26, 725766), (39, 483844), (52, 362883), (73, 258492), (78, 241922), (146, 129246), (156, 120961), (219, 86164), (292, 64623), (438, 43082), (876, 21541), (949, 19884), (1657, 11388), (1898, 9942), (2847, 6628), (3314, 5694), (3796, 4971)]