20959176

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1709}}^1$

素因数の和:1798

約数の個数: 64

約数和(自身を含む): 60739200

約数和(自身を除く): 39780024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 73, 84, 146, 168, 219, 292, 438, 511, 584, 876, 1022, 1533, 1709, 1752, 2044, 3066, 3418, 4088, 5127, 6132, 6836, 10254, 11963, 12264, 13672, 20508, 23926, 35889, 41016, 47852, 71778, 95704, 124757, 143556, 249514, 287112, 374271, 499028, 748542, 873299, 998056, 1497084, 1746598, 2619897, 2994168, 3493196, 5239794, 6986392, 10479588, 20959176]

約数ペア:

[(1, 20959176), (2, 10479588), (3, 6986392), (4, 5239794), (6, 3493196), (7, 2994168), (8, 2619897), (12, 1746598), (14, 1497084), (21, 998056), (24, 873299), (28, 748542), (42, 499028), (56, 374271), (73, 287112), (84, 249514), (146, 143556), (168, 124757), (219, 95704), (292, 71778), (438, 47852), (511, 41016), (584, 35889), (876, 23926), (1022, 20508), (1533, 13672), (1709, 12264), (1752, 11963), (2044, 10254), (3066, 6836), (3418, 6132), (4088, 5127)]