19380033

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{467}}^1$

素因数の和:558

約数の個数: 32

約数和(自身を含む): 30326400

約数和(自身を除く): 10946367

約数列:

[1, 3, 9, 27, 29, 53, 87, 159, 261, 467, 477, 783, 1401, 1431, 1537, 4203, 4611, 12609, 13543, 13833, 24751, 40629, 41499, 74253, 121887, 222759, 365661, 668277, 717779, 2153337, 6460011, 19380033]

約数ペア:

[(1, 19380033), (3, 6460011), (9, 2153337), (27, 717779), (29, 668277), (53, 365661), (87, 222759), (159, 121887), (261, 74253), (467, 41499), (477, 40629), (783, 24751), (1401, 13833), (1431, 13543), (1537, 12609), (4203, 4611)]