1989420478

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{233117}}^1$

素因数の和:233387

約数の個数: 16

約数和(自身を含む): 3172269744

約数和(自身を除く): 1182849266

約数列:

[1, 2, 17, 34, 251, 502, 4267, 8534, 233117, 466234, 3962989, 7925978, 58512367, 117024734, 994710239, 1989420478]

約数ペア:

[(1, 1989420478), (2, 994710239), (17, 117024734), (34, 58512367), (251, 7925978), (502, 3962989), (4267, 466234), (8534, 233117)]