18393732

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1553}}^1$

素因数の和:1617

約数の個数: 72

約数和(自身を含む): 54302976

約数和(自身を除く): 35909244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 126, 141, 188, 252, 282, 329, 423, 564, 658, 846, 987, 1316, 1553, 1692, 1974, 2961, 3106, 3948, 4659, 5922, 6212, 9318, 10871, 11844, 13977, 18636, 21742, 27954, 32613, 43484, 55908, 65226, 72991, 97839, 130452, 145982, 195678, 218973, 291964, 391356, 437946, 510937, 656919, 875892, 1021874, 1313838, 1532811, 2043748, 2627676, 3065622, 4598433, 6131244, 9196866, 18393732]

約数ペア:

[(1, 18393732), (2, 9196866), (3, 6131244), (4, 4598433), (6, 3065622), (7, 2627676), (9, 2043748), (12, 1532811), (14, 1313838), (18, 1021874), (21, 875892), (28, 656919), (36, 510937), (42, 437946), (47, 391356), (63, 291964), (84, 218973), (94, 195678), (126, 145982), (141, 130452), (188, 97839), (252, 72991), (282, 65226), (329, 55908), (423, 43484), (564, 32613), (658, 27954), (846, 21742), (987, 18636), (1316, 13977), (1553, 11844), (1692, 10871), (1974, 9318), (2961, 6212), (3106, 5922), (3948, 4659)]