200815376

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{306121}}^1$

素因数の和:306170

約数の個数: 20

約数和(自身を含む): 398570844

約数和(自身を除く): 197755468

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 306121, 612242, 1224484, 2448968, 4897936, 12550961, 25101922, 50203844, 100407688, 200815376]

約数ペア:

[(1, 200815376), (2, 100407688), (4, 50203844), (8, 25101922), (16, 12550961), (41, 4897936), (82, 2448968), (164, 1224484), (328, 612242), (656, 306121)]