19525180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{57427}}^1$

素因数の和:57453

約数の個数: 24

約数和(自身を含む): 43415568

約数和(自身を除く): 23890388

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 57427, 114854, 229708, 287135, 574270, 976259, 1148540, 1952518, 3905036, 4881295, 9762590, 19525180]

約数ペア:

[(1, 19525180), (2, 9762590), (4, 4881295), (5, 3905036), (10, 1952518), (17, 1148540), (20, 976259), (34, 574270), (68, 287135), (85, 229708), (170, 114854), (340, 57427)]