19425008

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{16631}}^1$

素因数の和:16712

約数の個数: 20

約数和(自身を含む): 38153808

約数和(自身を除く): 18728800

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 16631, 33262, 66524, 133048, 266096, 1214063, 2428126, 4856252, 9712504, 19425008]

約数ペア:

[(1, 19425008), (2, 9712504), (4, 4856252), (8, 2428126), (16, 1214063), (73, 266096), (146, 133048), (292, 66524), (584, 33262), (1168, 16631)]