18364040

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4733}}^1$

素因数の和:4841

約数の個数: 32

約数和(自身を含む): 41753880

約数和(自身を除く): 23389840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 4733, 9466, 18932, 23665, 37864, 47330, 94660, 189320, 459101, 918202, 1836404, 2295505, 3672808, 4591010, 9182020, 18364040]

約数ペア:

[(1, 18364040), (2, 9182020), (4, 4591010), (5, 3672808), (8, 2295505), (10, 1836404), (20, 918202), (40, 459101), (97, 189320), (194, 94660), (388, 47330), (485, 37864), (776, 23665), (970, 18932), (1940, 9466), (3880, 4733)]