19294180

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 41912640

約数和(自身を除く): 22618460

約数列:

[1, 2, 4, 5, 10, 20, 59, 83, 118, 166, 197, 236, 295, 332, 394, 415, 590, 788, 830, 985, 1180, 1660, 1970, 3940, 4897, 9794, 11623, 16351, 19588, 23246, 24485, 32702, 46492, 48970, 58115, 65404, 81755, 97940, 116230, 163510, 232460, 327020, 964709, 1929418, 3858836, 4823545, 9647090, 19294180]

約数ペア:

[(1, 19294180), (2, 9647090), (4, 4823545), (5, 3858836), (10, 1929418), (20, 964709), (59, 327020), (83, 232460), (118, 163510), (166, 116230), (197, 97940), (236, 81755), (295, 65404), (332, 58115), (394, 48970), (415, 46492), (590, 32702), (788, 24485), (830, 23246), (985, 19588), (1180, 16351), (1660, 11623), (1970, 9794), (3940, 4897)]