18596840

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4793}}^1$

素因数の和:4901

約数の個数: 32

約数和(自身を含む): 42283080

約数和(自身を除く): 23686240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 4793, 9586, 19172, 23965, 38344, 47930, 95860, 191720, 464921, 929842, 1859684, 2324605, 3719368, 4649210, 9298420, 18596840]

約数ペア:

[(1, 18596840), (2, 9298420), (4, 4649210), (5, 3719368), (8, 2324605), (10, 1859684), (20, 929842), (40, 464921), (97, 191720), (194, 95860), (388, 47930), (485, 38344), (776, 23965), (970, 19172), (1940, 9586), (3880, 4793)]