18641984

素因数分解:

$2^6\times {\mathrm{163}}^1\times {\mathrm{1787}}^1$

素因数の和:1962

約数の個数: 28

約数和(自身を含む): 37240464

約数和(自身を除く): 18598480

約数列:

[1, 2, 4, 8, 16, 32, 64, 163, 326, 652, 1304, 1787, 2608, 3574, 5216, 7148, 10432, 14296, 28592, 57184, 114368, 291281, 582562, 1165124, 2330248, 4660496, 9320992, 18641984]

約数ペア:

[(1, 18641984), (2, 9320992), (4, 4660496), (8, 2330248), (16, 1165124), (32, 582562), (64, 291281), (163, 114368), (326, 57184), (652, 28592), (1304, 14296), (1787, 10432), (2608, 7148), (3574, 5216)]