20595458

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:402

約数の個数: 32

約数和(自身を含む): 34728960

約数和(自身を除く): 14133502

約数列:

[1, 2, 13, 26, 37, 74, 79, 158, 271, 481, 542, 962, 1027, 2054, 2923, 3523, 5846, 7046, 10027, 20054, 21409, 37999, 42818, 75998, 130351, 260702, 278317, 556634, 792133, 1584266, 10297729, 20595458]

約数ペア:

[(1, 20595458), (2, 10297729), (13, 1584266), (26, 792133), (37, 556634), (74, 278317), (79, 260702), (158, 130351), (271, 75998), (481, 42818), (542, 37999), (962, 21409), (1027, 20054), (2054, 10027), (2923, 7046), (3523, 5846)]