18844860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3529}}^1$

素因数の和:3630

約数の個数: 48

約数和(自身を含む): 53373600

約数和(自身を除く): 34528740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 3529, 5340, 7058, 10587, 14116, 17645, 21174, 35290, 42348, 52935, 70580, 105870, 211740, 314081, 628162, 942243, 1256324, 1570405, 1884486, 3140810, 3768972, 4711215, 6281620, 9422430, 18844860]

約数ペア:

[(1, 18844860), (2, 9422430), (3, 6281620), (4, 4711215), (5, 3768972), (6, 3140810), (10, 1884486), (12, 1570405), (15, 1256324), (20, 942243), (30, 628162), (60, 314081), (89, 211740), (178, 105870), (267, 70580), (356, 52935), (445, 42348), (534, 35290), (890, 21174), (1068, 17645), (1335, 14116), (1780, 10587), (2670, 7058), (3529, 5340)]