54781072

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{201401}}^1$

素因数の和:201426

約数の個数: 20

約数和(自身を含む): 112382316

約数和(自身を除く): 57601244

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 201401, 402802, 805604, 1611208, 3222416, 3423817, 6847634, 13695268, 27390536, 54781072]

約数ペア:

[(1, 54781072), (2, 27390536), (4, 13695268), (8, 6847634), (16, 3423817), (17, 3222416), (34, 1611208), (68, 805604), (136, 402802), (272, 201401)]