20347621085

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2843}}^1\times {\mathrm{3517}}^1$

素因数の和:6413

約数の個数: 32

約数和(自身を含む): 27374205312

約数和(自身を除く): 7026584227

約数列:

[1, 5, 11, 37, 55, 185, 407, 2035, 2843, 3517, 14215, 17585, 31273, 38687, 105191, 130129, 156365, 193435, 525955, 650645, 1157101, 1431419, 5785505, 7157095, 9998831, 49994155, 109987141, 369956747, 549935705, 1849783735, 4069524217, 20347621085]

約数ペア:

[(1, 20347621085), (5, 4069524217), (11, 1849783735), (37, 549935705), (55, 369956747), (185, 109987141), (407, 49994155), (2035, 9998831), (2843, 7157095), (3517, 5785505), (14215, 1431419), (17585, 1157101), (31273, 650645), (38687, 525955), (105191, 193435), (130129, 156365)]