18147416

素因数分解:

$2^3\times 7^1\times {\mathrm{367}}^1\times {\mathrm{883}}^1$

素因数の和:1263

約数の個数: 32

約数和(自身を含む): 39037440

約数和(自身を除く): 20890024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 367, 734, 883, 1468, 1766, 2569, 2936, 3532, 5138, 6181, 7064, 10276, 12362, 20552, 24724, 49448, 324061, 648122, 1296244, 2268427, 2592488, 4536854, 9073708, 18147416]

約数ペア:

[(1, 18147416), (2, 9073708), (4, 4536854), (7, 2592488), (8, 2268427), (14, 1296244), (28, 648122), (56, 324061), (367, 49448), (734, 24724), (883, 20552), (1468, 12362), (1766, 10276), (2569, 7064), (2936, 6181), (3532, 5138)]