16800872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2689}}^1$

素因数の和:2777

約数の個数: 32

約数和(自身を含む): 34862400

約数和(自身を除く): 18061528

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 142, 284, 568, 781, 1562, 2689, 3124, 5378, 6248, 10756, 21512, 29579, 59158, 118316, 190919, 236632, 381838, 763676, 1527352, 2100109, 4200218, 8400436, 16800872]

約数ペア:

[(1, 16800872), (2, 8400436), (4, 4200218), (8, 2100109), (11, 1527352), (22, 763676), (44, 381838), (71, 236632), (88, 190919), (142, 118316), (284, 59158), (568, 29579), (781, 21512), (1562, 10756), (2689, 6248), (3124, 5378)]