20799402

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7207}}^1$

素因数の和:7262

約数の個数: 32

約数和(自身を含む): 46015872

約数和(自身を除く): 25216470

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 481, 962, 1443, 2886, 7207, 14414, 21621, 43242, 93691, 187382, 266659, 281073, 533318, 562146, 799977, 1599954, 3466567, 6933134, 10399701, 20799402]

約数ペア:

[(1, 20799402), (2, 10399701), (3, 6933134), (6, 3466567), (13, 1599954), (26, 799977), (37, 562146), (39, 533318), (74, 281073), (78, 266659), (111, 187382), (222, 93691), (481, 43242), (962, 21621), (1443, 14414), (2886, 7207)]