17804555980

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{18941017}}^1$

素因数の和:18941073

約数の個数: 24

約数和(自身を含む): 38185092288

約数和(自身を除く): 20380536308

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 18941017, 37882034, 75764068, 94705085, 189410170, 378820340, 890227799, 1780455598, 3560911196, 4451138995, 8902277990, 17804555980]

約数ペア:

[(1, 17804555980), (2, 8902277990), (4, 4451138995), (5, 3560911196), (10, 1780455598), (20, 890227799), (47, 378820340), (94, 189410170), (188, 94705085), (235, 75764068), (470, 37882034), (940, 18941017)]