20498124

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1129}}^1$

素因数の和:1242

約数の個数: 48

約数和(自身を含む): 51256800

約数和(自身を除く): 30758676

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 89, 102, 178, 204, 267, 356, 534, 1068, 1129, 1513, 2258, 3026, 3387, 4516, 4539, 6052, 6774, 9078, 13548, 18156, 19193, 38386, 57579, 76772, 100481, 115158, 200962, 230316, 301443, 401924, 602886, 1205772, 1708177, 3416354, 5124531, 6832708, 10249062, 20498124]

約数ペア:

[(1, 20498124), (2, 10249062), (3, 6832708), (4, 5124531), (6, 3416354), (12, 1708177), (17, 1205772), (34, 602886), (51, 401924), (68, 301443), (89, 230316), (102, 200962), (178, 115158), (204, 100481), (267, 76772), (356, 57579), (534, 38386), (1068, 19193), (1129, 18156), (1513, 13548), (2258, 9078), (3026, 6774), (3387, 6052), (4516, 4539)]