18566691

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{383}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 29417472

約数和(自身を除く): 10850781

約数列:

[1, 3, 11, 13, 33, 39, 113, 143, 339, 383, 429, 1149, 1243, 1469, 3729, 4213, 4407, 4979, 12639, 14937, 16159, 43279, 48477, 54769, 129837, 164307, 476069, 562627, 1428207, 1687881, 6188897, 18566691]

約数ペア:

[(1, 18566691), (3, 6188897), (11, 1687881), (13, 1428207), (33, 562627), (39, 476069), (113, 164307), (143, 129837), (339, 54769), (383, 48477), (429, 43279), (1149, 16159), (1243, 14937), (1469, 12639), (3729, 4979), (4213, 4407)]