9720438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{937}}^1$

素因数の和:981

約数の個数: 64

約数和(自身を含む): 25213440

約数和(自身を除く): 15493002

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 57, 78, 91, 114, 133, 182, 247, 266, 273, 399, 494, 546, 741, 798, 937, 1482, 1729, 1874, 2811, 3458, 5187, 5622, 6559, 10374, 12181, 13118, 17803, 19677, 24362, 35606, 36543, 39354, 53409, 73086, 85267, 106818, 124621, 170534, 231439, 249242, 255801, 373863, 462878, 511602, 694317, 747726, 1388634, 1620073, 3240146, 4860219, 9720438]

約数ペア:

[(1, 9720438), (2, 4860219), (3, 3240146), (6, 1620073), (7, 1388634), (13, 747726), (14, 694317), (19, 511602), (21, 462878), (26, 373863), (38, 255801), (39, 249242), (42, 231439), (57, 170534), (78, 124621), (91, 106818), (114, 85267), (133, 73086), (182, 53409), (247, 39354), (266, 36543), (273, 35606), (399, 24362), (494, 19677), (546, 17803), (741, 13118), (798, 12181), (937, 10374), (1482, 6559), (1729, 5622), (1874, 5187), (2811, 3458)]