18376449

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{811}}^1$

素因数の和:917

約数の個数: 32

約数和(自身を含む): 30557184

約数和(自身を除く): 12180735

約数列:

[1, 3, 7, 13, 21, 39, 83, 91, 249, 273, 581, 811, 1079, 1743, 2433, 3237, 5677, 7553, 10543, 17031, 22659, 31629, 67313, 73801, 201939, 221403, 471191, 875069, 1413573, 2625207, 6125483, 18376449]

約数ペア:

[(1, 18376449), (3, 6125483), (7, 2625207), (13, 1413573), (21, 875069), (39, 471191), (83, 221403), (91, 201939), (249, 73801), (273, 67313), (581, 31629), (811, 22659), (1079, 17031), (1743, 10543), (2433, 7553), (3237, 5677)]