18808269

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{4079}}^1$

素因数の和:4164

約数の個数: 16

約数和(自身を含む): 26438400

約数和(自身を除く): 7630131

約数列:

[1, 3, 29, 53, 87, 159, 1537, 4079, 4611, 12237, 118291, 216187, 354873, 648561, 6269423, 18808269]

約数ペア:

[(1, 18808269), (3, 6269423), (29, 648561), (53, 354873), (87, 216187), (159, 118291), (1537, 12237), (4079, 4611)]