208021154

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{8747}}^1$

素因数の和:8830

約数の個数: 32

約数和(自身を含む): 362797056

約数和(自身を除く): 154775902

約数列:

[1, 2, 11, 22, 23, 46, 47, 94, 253, 506, 517, 1034, 1081, 2162, 8747, 11891, 17494, 23782, 96217, 192434, 201181, 402362, 411109, 822218, 2212991, 4425982, 4522199, 9044398, 9455507, 18911014, 104010577, 208021154]

約数ペア:

[(1, 208021154), (2, 104010577), (11, 18911014), (22, 9455507), (23, 9044398), (46, 4522199), (47, 4425982), (94, 2212991), (253, 822218), (506, 411109), (517, 402362), (1034, 201181), (1081, 192434), (2162, 96217), (8747, 23782), (11891, 17494)]