20183925839

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{30071}}^1$

素因数の和:30491

約数の個数: 32

約数和(自身を含む): 26328637440

約数和(自身を除く): 6144711601

約数列:

[1, 7, 11, 23, 77, 161, 253, 379, 1771, 2653, 4169, 8717, 29183, 30071, 61019, 95887, 210497, 330781, 671209, 691633, 2315467, 4841431, 7607963, 11396909, 53255741, 79778363, 125365999, 262128907, 877561993, 1834902349, 2883417977, 20183925839]

約数ペア:

[(1, 20183925839), (7, 2883417977), (11, 1834902349), (23, 877561993), (77, 262128907), (161, 125365999), (253, 79778363), (379, 53255741), (1771, 11396909), (2653, 7607963), (4169, 4841431), (8717, 2315467), (29183, 691633), (30071, 671209), (61019, 330781), (95887, 210497)]