1915691778

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{106321}}^1$

素因数の和:106360

約数の個数: 96

約数和(自身を含む): 5572973952

約数和(自身を除く): 3657282174

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 33, 39, 42, 63, 66, 77, 78, 91, 99, 117, 126, 143, 154, 182, 198, 231, 234, 273, 286, 429, 462, 546, 693, 819, 858, 1001, 1287, 1386, 1638, 2002, 2574, 3003, 6006, 9009, 18018, 106321, 212642, 318963, 637926, 744247, 956889, 1169531, 1382173, 1488494, 1913778, 2232741, 2339062, 2764346, 3508593, 4146519, 4465482, 6698223, 7017186, 8186717, 8293038, 9675211, 10525779, 12439557, 13396446, 15203903, 16373434, 19350422, 21051558, 24560151, 24879114, 29025633, 30407806, 45611709, 49120302, 58051266, 73680453, 87076899, 91223418, 106427321, 136835127, 147360906, 174153798, 212854642, 273670254, 319281963, 638563926, 957845889, 1915691778]

約数ペア:

[(1, 1915691778), (2, 957845889), (3, 638563926), (6, 319281963), (7, 273670254), (9, 212854642), (11, 174153798), (13, 147360906), (14, 136835127), (18, 106427321), (21, 91223418), (22, 87076899), (26, 73680453), (33, 58051266), (39, 49120302), (42, 45611709), (63, 30407806), (66, 29025633), (77, 24879114), (78, 24560151), (91, 21051558), (99, 19350422), (117, 16373434), (126, 15203903), (143, 13396446), (154, 12439557), (182, 10525779), (198, 9675211), (231, 8293038), (234, 8186717), (273, 7017186), (286, 6698223), (429, 4465482), (462, 4146519), (546, 3508593), (693, 2764346), (819, 2339062), (858, 2232741), (1001, 1913778), (1287, 1488494), (1386, 1382173), (1638, 1169531), (2002, 956889), (2574, 744247), (3003, 637926), (6006, 318963), (9009, 212642), (18018, 106321)]