19438613.000000000

素因数分解:

$2^4\times 3^2\times {\mathrm{940369}}^1$

素因数の和:940383

約数の個数: 30

約数和(自身を含む): 378969110

約数和(自身を除く): 243555974

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 940369, 1880738, 2821107, 3761476, 5642214, 7522952, 8463321, 11284428, 15045904, 16926642, 22568856, 33853284, 45137712, 67706568, 135413136]

約数ペア:

[(1, 135413136), (2, 67706568), (3, 45137712), (4, 33853284), (6, 22568856), (8, 16926642), (9, 15045904), (12, 11284428), (16, 8463321), (18, 7522952), (24, 5642214), (36, 3761476), (48, 2821107), (72, 1880738), (144, 940369)]