20168973

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1151}}^1$

素因数の和:1230

約数の個数: 32

約数和(自身を含む): 33177600

約数和(自身を除く): 13008627

約数列:

[1, 3, 9, 11, 27, 33, 59, 99, 177, 297, 531, 649, 1151, 1593, 1947, 3453, 5841, 10359, 12661, 17523, 31077, 37983, 67909, 113949, 203727, 341847, 611181, 746999, 1833543, 2240997, 6722991, 20168973]

約数ペア:

[(1, 20168973), (3, 6722991), (9, 2240997), (11, 1833543), (27, 746999), (33, 611181), (59, 341847), (99, 203727), (177, 113949), (297, 67909), (531, 37983), (649, 31077), (1151, 17523), (1593, 12661), (1947, 10359), (3453, 5841)]