18731904972807

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{324451}}^1\times {\mathrm{51047}}^1$

素因数の和:375543

約数の個数: 32

約数和(自身を含む): 27825211169280

約数和(自身を除く): 9093306196473

約数列:

[1, 3, 13, 29, 39, 87, 377, 1131, 51047, 153141, 324451, 663611, 973353, 1480363, 1990833, 4217863, 4441089, 9409079, 12653589, 19244719, 28227237, 57734157, 122318027, 366954081, 16562250197, 49686750591, 215309252561, 480305255713, 645927757683, 1440915767139, 6243968324269, 18731904972807]

約数ペア:

[(1, 18731904972807), (3, 6243968324269), (13, 1440915767139), (29, 645927757683), (39, 480305255713), (87, 215309252561), (377, 49686750591), (1131, 16562250197), (51047, 366954081), (153141, 122318027), (324451, 57734157), (663611, 28227237), (973353, 19244719), (1480363, 12653589), (1990833, 9409079), (4217863, 4441089)]