19182884318

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{54721}}^1$

素因数の和:54972

約数の個数: 32

約数和(自身を含む): 31533005280

約数和(自身を除く): 12350120962

約数列:

[1, 2, 13, 26, 97, 139, 194, 278, 1261, 1807, 2522, 3614, 13483, 26966, 54721, 109442, 175279, 350558, 711373, 1422746, 5307937, 7606219, 10615874, 15212438, 69003181, 98880847, 138006362, 197761694, 737803243, 1475606486, 9591442159, 19182884318]

約数ペア:

[(1, 19182884318), (2, 9591442159), (13, 1475606486), (26, 737803243), (97, 197761694), (139, 138006362), (194, 98880847), (278, 69003181), (1261, 15212438), (1807, 10615874), (2522, 7606219), (3614, 5307937), (13483, 1422746), (26966, 711373), (54721, 350558), (109442, 175279)]