19418690

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{2309}}^1$

素因数の和:2374

約数の個数: 24

約数和(自身を含む): 36216180

約数和(自身を除く): 16797490

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 841, 1682, 2309, 4205, 4618, 8410, 11545, 23090, 66961, 133922, 334805, 669610, 1941869, 3883738, 9709345, 19418690]

約数ペア:

[(1, 19418690), (2, 9709345), (5, 3883738), (10, 1941869), (29, 669610), (58, 334805), (145, 133922), (290, 66961), (841, 23090), (1682, 11545), (2309, 8410), (4205, 4618)]