20723778884

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{3911}}^1\times {\mathrm{35803}}^1$

素因数の和:39755

約数の個数: 24

約数和(自身を含む): 37257355968

約数和(自身を除く): 16533577084

約数列:

[1, 2, 4, 37, 74, 148, 3911, 7822, 15644, 35803, 71606, 143212, 144707, 289414, 578828, 1324711, 2649422, 5298844, 140025533, 280051066, 560102132, 5180944721, 10361889442, 20723778884]

約数ペア:

[(1, 20723778884), (2, 10361889442), (4, 5180944721), (37, 560102132), (74, 280051066), (148, 140025533), (3911, 5298844), (7822, 2649422), (15644, 1324711), (35803, 578828), (71606, 289414), (143212, 144707)]