17522990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1$

素因数の和:668

約数の個数: 32

約数和(自身を含む): 32780160

約数和(自身を除く): 15257170

約数列:

[1, 2, 5, 10, 41, 79, 82, 158, 205, 395, 410, 541, 790, 1082, 2705, 3239, 5410, 6478, 16195, 22181, 32390, 42739, 44362, 85478, 110905, 213695, 221810, 427390, 1752299, 3504598, 8761495, 17522990]

約数ペア:

[(1, 17522990), (2, 8761495), (5, 3504598), (10, 1752299), (41, 427390), (79, 221810), (82, 213695), (158, 110905), (205, 85478), (395, 44362), (410, 42739), (541, 32390), (790, 22181), (1082, 16195), (2705, 6478), (3239, 5410)]