18497870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{467}}^1$

素因数の和:724

約数の個数: 32

約数和(自身を含む): 35481888

約数和(自身を除く): 16984018

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 233, 466, 467, 934, 1165, 2330, 2335, 3961, 4670, 7922, 7939, 15878, 19805, 39610, 39695, 79390, 108811, 217622, 544055, 1088110, 1849787, 3699574, 9248935, 18497870]

約数ペア:

[(1, 18497870), (2, 9248935), (5, 3699574), (10, 1849787), (17, 1088110), (34, 544055), (85, 217622), (170, 108811), (233, 79390), (466, 39695), (467, 39610), (934, 19805), (1165, 15878), (2330, 7939), (2335, 7922), (3961, 4670)]