20180504998

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{953}}^1\times {\mathrm{15061}}^1$

素因数の和:16072

約数の個数: 32

約数和(自身を含む): 32761657440

約数和(自身を除く): 12581152442

約数列:

[1, 2, 19, 37, 38, 74, 703, 953, 1406, 1906, 15061, 18107, 30122, 35261, 36214, 70522, 286159, 557257, 572318, 669959, 1114514, 1339918, 10587883, 14353133, 21175766, 28706266, 272709527, 531065921, 545419054, 1062131842, 10090252499, 20180504998]

約数ペア:

[(1, 20180504998), (2, 10090252499), (19, 1062131842), (37, 545419054), (38, 531065921), (74, 272709527), (703, 28706266), (953, 21175766), (1406, 14353133), (1906, 10587883), (15061, 1339918), (18107, 1114514), (30122, 669959), (35261, 572318), (36214, 557257), (70522, 286159)]