18028712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{757}}^1$

素因数の和:1005

約数の個数: 32

約数和(自身を含む): 36611400

約数和(自身を除く): 18582688

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 229, 458, 757, 916, 1514, 1832, 2977, 3028, 5954, 6056, 9841, 11908, 19682, 23816, 39364, 78728, 173353, 346706, 693412, 1386824, 2253589, 4507178, 9014356, 18028712]

約数ペア:

[(1, 18028712), (2, 9014356), (4, 4507178), (8, 2253589), (13, 1386824), (26, 693412), (52, 346706), (104, 173353), (229, 78728), (458, 39364), (757, 23816), (916, 19682), (1514, 11908), (1832, 9841), (2977, 6056), (3028, 5954)]