19502534

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:276

約数の個数: 24

約数和(自身を含む): 30862440

約数和(自身を除く): 11359906

約数列:

[1, 2, 31, 62, 73, 139, 146, 278, 961, 1922, 2263, 4309, 4526, 8618, 10147, 20294, 70153, 133579, 140306, 267158, 314557, 629114, 9751267, 19502534]

約数ペア:

[(1, 19502534), (2, 9751267), (31, 629114), (62, 314557), (73, 267158), (139, 140306), (146, 133579), (278, 70153), (961, 20294), (1922, 10147), (2263, 8618), (4309, 4526)]