18972984

素因数分解:

$2^3\times 3^1\times {\mathrm{59}}^1\times {\mathrm{13399}}^1$

素因数の和:13467

約数の個数: 32

約数和(自身を含む): 48240000

約数和(自身を除く): 29267016

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 59, 118, 177, 236, 354, 472, 708, 1416, 13399, 26798, 40197, 53596, 80394, 107192, 160788, 321576, 790541, 1581082, 2371623, 3162164, 4743246, 6324328, 9486492, 18972984]

約数ペア:

[(1, 18972984), (2, 9486492), (3, 6324328), (4, 4743246), (6, 3162164), (8, 2371623), (12, 1581082), (24, 790541), (59, 321576), (118, 160788), (177, 107192), (236, 80394), (354, 53596), (472, 40197), (708, 26798), (1416, 13399)]