200290438

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{487}}^1$

素因数の和:724

約数の個数: 32

約数和(自身を含む): 323251200

約数和(自身を除く): 122960762

約数列:

[1, 2, 19, 38, 79, 137, 158, 274, 487, 974, 1501, 2603, 3002, 5206, 9253, 10823, 18506, 21646, 38473, 66719, 76946, 133438, 205637, 411274, 730987, 1267661, 1461974, 2535322, 5270801, 10541602, 100145219, 200290438]

約数ペア:

[(1, 200290438), (2, 100145219), (19, 10541602), (38, 5270801), (79, 2535322), (137, 1461974), (158, 1267661), (274, 730987), (487, 411274), (974, 205637), (1501, 133438), (2603, 76946), (3002, 66719), (5206, 38473), (9253, 21646), (10823, 18506)]