18083408

素因数分解:

$2^4\times 7^1\times {\mathrm{161459}}^1$

素因数の和:161474

約数の個数: 20

約数和(自身を含む): 40042080

約数和(自身を除く): 21958672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 161459, 322918, 645836, 1130213, 1291672, 2260426, 2583344, 4520852, 9041704, 18083408]

約数ペア:

[(1, 18083408), (2, 9041704), (4, 4520852), (7, 2583344), (8, 2260426), (14, 1291672), (16, 1130213), (28, 645836), (56, 322918), (112, 161459)]