20021616

素因数分解:

$2^4\times 3^2\times {\mathrm{163}}^1\times {\mathrm{853}}^1$

素因数の和:1030

約数の個数: 60

約数和(自身を含む): 56442568

約数和(自身を除く): 36420952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 163, 326, 489, 652, 853, 978, 1304, 1467, 1706, 1956, 2559, 2608, 2934, 3412, 3912, 5118, 5868, 6824, 7677, 7824, 10236, 11736, 13648, 15354, 20472, 23472, 30708, 40944, 61416, 122832, 139039, 278078, 417117, 556156, 834234, 1112312, 1251351, 1668468, 2224624, 2502702, 3336936, 5005404, 6673872, 10010808, 20021616]

約数ペア:

[(1, 20021616), (2, 10010808), (3, 6673872), (4, 5005404), (6, 3336936), (8, 2502702), (9, 2224624), (12, 1668468), (16, 1251351), (18, 1112312), (24, 834234), (36, 556156), (48, 417117), (72, 278078), (144, 139039), (163, 122832), (326, 61416), (489, 40944), (652, 30708), (853, 23472), (978, 20472), (1304, 15354), (1467, 13648), (1706, 11736), (1956, 10236), (2559, 7824), (2608, 7677), (2934, 6824), (3412, 5868), (3912, 5118)]