193811618

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{739}}^1$

素因数の和:903

約数の個数: 64

約数和(自身を含む): 393845760

約数和(自身を除く): 200034142

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 131, 143, 154, 182, 262, 286, 739, 917, 1001, 1441, 1478, 1703, 1834, 2002, 2882, 3406, 5173, 8129, 9607, 10087, 10346, 11921, 16258, 18733, 19214, 20174, 23842, 37466, 56903, 67249, 96809, 105677, 113806, 131131, 134498, 193618, 211354, 262262, 677663, 739739, 1064899, 1258517, 1355326, 1479478, 2129798, 2517034, 7454293, 8809619, 13843687, 14908586, 17619238, 27687374, 96905809, 193811618]

約数ペア:

[(1, 193811618), (2, 96905809), (7, 27687374), (11, 17619238), (13, 14908586), (14, 13843687), (22, 8809619), (26, 7454293), (77, 2517034), (91, 2129798), (131, 1479478), (143, 1355326), (154, 1258517), (182, 1064899), (262, 739739), (286, 677663), (739, 262262), (917, 211354), (1001, 193618), (1441, 134498), (1478, 131131), (1703, 113806), (1834, 105677), (2002, 96809), (2882, 67249), (3406, 56903), (5173, 37466), (8129, 23842), (9607, 20174), (10087, 19214), (10346, 18733), (11921, 16258)]