19672916

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{757}}^1$

素因数の和:923

約数の個数: 24

約数和(自身を含む): 35337960

約数和(自身を除く): 15665044

約数列:

[1, 2, 4, 73, 89, 146, 178, 292, 356, 757, 1514, 3028, 6497, 12994, 25988, 55261, 67373, 110522, 134746, 221044, 269492, 4918229, 9836458, 19672916]

約数ペア:

[(1, 19672916), (2, 9836458), (4, 4918229), (73, 269492), (89, 221044), (146, 134746), (178, 110522), (292, 67373), (356, 55261), (757, 25988), (1514, 12994), (3028, 6497)]