20403306

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{701}}^1$

素因数の和:737

約数の個数: 96

約数和(自身を含む): 57620160

約数和(自身を除く): 37216854

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 49, 54, 63, 66, 77, 98, 99, 126, 147, 154, 189, 198, 231, 294, 297, 378, 441, 462, 539, 594, 693, 701, 882, 1078, 1323, 1386, 1402, 1617, 2079, 2103, 2646, 3234, 4158, 4206, 4851, 4907, 6309, 7711, 9702, 9814, 12618, 14553, 14721, 15422, 18927, 23133, 29106, 29442, 34349, 37854, 44163, 46266, 53977, 68698, 69399, 88326, 103047, 107954, 132489, 138798, 161931, 206094, 208197, 264978, 309141, 323862, 377839, 416394, 485793, 618282, 755678, 927423, 971586, 1133517, 1457379, 1854846, 2267034, 2914758, 3400551, 6801102, 10201653, 20403306]

約数ペア:

[(1, 20403306), (2, 10201653), (3, 6801102), (6, 3400551), (7, 2914758), (9, 2267034), (11, 1854846), (14, 1457379), (18, 1133517), (21, 971586), (22, 927423), (27, 755678), (33, 618282), (42, 485793), (49, 416394), (54, 377839), (63, 323862), (66, 309141), (77, 264978), (98, 208197), (99, 206094), (126, 161931), (147, 138798), (154, 132489), (189, 107954), (198, 103047), (231, 88326), (294, 69399), (297, 68698), (378, 53977), (441, 46266), (462, 44163), (539, 37854), (594, 34349), (693, 29442), (701, 29106), (882, 23133), (1078, 18927), (1323, 15422), (1386, 14721), (1402, 14553), (1617, 12618), (2079, 9814), (2103, 9702), (2646, 7711), (3234, 6309), (4158, 4907), (4206, 4851)]