16311020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{491}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 37691136

約数和(自身を除く): 21380116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 151, 220, 302, 491, 604, 755, 982, 1510, 1661, 1964, 2455, 3020, 3322, 4910, 5401, 6644, 8305, 9820, 10802, 16610, 21604, 27005, 33220, 54010, 74141, 108020, 148282, 296564, 370705, 741410, 815551, 1482820, 1631102, 3262204, 4077755, 8155510, 16311020]

約数ペア:

[(1, 16311020), (2, 8155510), (4, 4077755), (5, 3262204), (10, 1631102), (11, 1482820), (20, 815551), (22, 741410), (44, 370705), (55, 296564), (110, 148282), (151, 108020), (220, 74141), (302, 54010), (491, 33220), (604, 27005), (755, 21604), (982, 16610), (1510, 10802), (1661, 9820), (1964, 8305), (2455, 6644), (3020, 5401), (3322, 4910)]