20531078

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:248

約数の個数: 32

約数和(自身を含む): 33209568

約数和(自身を除く): 12678490

約数列:

[1, 2, 37, 41, 67, 74, 82, 101, 134, 202, 1517, 2479, 2747, 3034, 3737, 4141, 4958, 5494, 6767, 7474, 8282, 13534, 101639, 153217, 203278, 250379, 277447, 306434, 500758, 554894, 10265539, 20531078]

約数ペア:

[(1, 20531078), (2, 10265539), (37, 554894), (41, 500758), (67, 306434), (74, 277447), (82, 250379), (101, 203278), (134, 153217), (202, 101639), (1517, 13534), (2479, 8282), (2747, 7474), (3034, 6767), (3737, 5494), (4141, 4958)]