16791940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{601}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 38836224

約数和(自身を除く): 22044284

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 127, 220, 254, 508, 601, 635, 1202, 1270, 1397, 2404, 2540, 2794, 3005, 5588, 6010, 6611, 6985, 12020, 13222, 13970, 26444, 27940, 33055, 66110, 76327, 132220, 152654, 305308, 381635, 763270, 839597, 1526540, 1679194, 3358388, 4197985, 8395970, 16791940]

約数ペア:

[(1, 16791940), (2, 8395970), (4, 4197985), (5, 3358388), (10, 1679194), (11, 1526540), (20, 839597), (22, 763270), (44, 381635), (55, 305308), (110, 152654), (127, 132220), (220, 76327), (254, 66110), (508, 33055), (601, 27940), (635, 26444), (1202, 13970), (1270, 13222), (1397, 12020), (2404, 6985), (2540, 6611), (2794, 6010), (3005, 5588)]