18819402

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6311}}^1$

素因数の和:6394

約数の個数: 32

約数和(自身を含む): 43628544

約数和(自身を除く): 24809142

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 6311, 12622, 18933, 37866, 44177, 88354, 132531, 265062, 448081, 896162, 1344243, 2688486, 3136567, 6273134, 9409701, 18819402]

約数ペア:

[(1, 18819402), (2, 9409701), (3, 6273134), (6, 3136567), (7, 2688486), (14, 1344243), (21, 896162), (42, 448081), (71, 265062), (142, 132531), (213, 88354), (426, 44177), (497, 37866), (994, 18933), (1491, 12622), (2982, 6311)]