18812432

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{3257}}^1$

素因数の和:3303

約数の個数: 30

約数和(自身を含む): 38480238

約数和(自身を除く): 19667806

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 3257, 5776, 6514, 13028, 26056, 52112, 61883, 123766, 247532, 495064, 990128, 1175777, 2351554, 4703108, 9406216, 18812432]

約数ペア:

[(1, 18812432), (2, 9406216), (4, 4703108), (8, 2351554), (16, 1175777), (19, 990128), (38, 495064), (76, 247532), (152, 123766), (304, 61883), (361, 52112), (722, 26056), (1444, 13028), (2888, 6514), (3257, 5776)]