20092688

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:420

約数の個数: 80

約数和(自身を含む): 49711104

約数和(自身を除く): 29618416

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 47, 56, 77, 88, 94, 112, 154, 176, 188, 308, 329, 347, 376, 517, 616, 658, 694, 752, 1034, 1232, 1316, 1388, 2068, 2429, 2632, 2776, 3619, 3817, 4136, 4858, 5264, 5552, 7238, 7634, 8272, 9716, 14476, 15268, 16309, 19432, 26719, 28952, 30536, 32618, 38864, 53438, 57904, 61072, 65236, 106876, 114163, 130472, 179399, 213752, 228326, 260944, 358798, 427504, 456652, 717596, 913304, 1255793, 1435192, 1826608, 2511586, 2870384, 5023172, 10046344, 20092688]

約数ペア:

[(1, 20092688), (2, 10046344), (4, 5023172), (7, 2870384), (8, 2511586), (11, 1826608), (14, 1435192), (16, 1255793), (22, 913304), (28, 717596), (44, 456652), (47, 427504), (56, 358798), (77, 260944), (88, 228326), (94, 213752), (112, 179399), (154, 130472), (176, 114163), (188, 106876), (308, 65236), (329, 61072), (347, 57904), (376, 53438), (517, 38864), (616, 32618), (658, 30536), (694, 28952), (752, 26719), (1034, 19432), (1232, 16309), (1316, 15268), (1388, 14476), (2068, 9716), (2429, 8272), (2632, 7634), (2776, 7238), (3619, 5552), (3817, 5264), (4136, 4858)]