20100906

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1297}}^1$

素因数の和:1356

約数の個数: 64

約数和(自身を含む): 52335360

約数和(自身を除く): 32234454

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 41, 42, 54, 63, 82, 123, 126, 189, 246, 287, 369, 378, 574, 738, 861, 1107, 1297, 1722, 2214, 2583, 2594, 3891, 5166, 7749, 7782, 9079, 11673, 15498, 18158, 23346, 27237, 35019, 53177, 54474, 70038, 81711, 106354, 159531, 163422, 245133, 319062, 372239, 478593, 490266, 744478, 957186, 1116717, 1435779, 2233434, 2871558, 3350151, 6700302, 10050453, 20100906]

約数ペア:

[(1, 20100906), (2, 10050453), (3, 6700302), (6, 3350151), (7, 2871558), (9, 2233434), (14, 1435779), (18, 1116717), (21, 957186), (27, 744478), (41, 490266), (42, 478593), (54, 372239), (63, 319062), (82, 245133), (123, 163422), (126, 159531), (189, 106354), (246, 81711), (287, 70038), (369, 54474), (378, 53177), (574, 35019), (738, 27237), (861, 23346), (1107, 18158), (1297, 15498), (1722, 11673), (2214, 9079), (2583, 7782), (2594, 7749), (3891, 5166)]