20534388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{244457}}^1$

素因数の和:244471

約数の個数: 24

約数和(自身を含む): 54758592

約数和(自身を除く): 34224204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 244457, 488914, 733371, 977828, 1466742, 1711199, 2933484, 3422398, 5133597, 6844796, 10267194, 20534388]

約数ペア:

[(1, 20534388), (2, 10267194), (3, 6844796), (4, 5133597), (6, 3422398), (7, 2933484), (12, 1711199), (14, 1466742), (21, 977828), (28, 733371), (42, 488914), (84, 244457)]