9980416

素因数分解:

$2^9\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:312

約数の個数: 40

約数和(自身を含む): 20243124

約数和(自身を除く): 10262708

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 128, 193, 202, 256, 386, 404, 512, 772, 808, 1544, 1616, 3088, 3232, 6176, 6464, 12352, 12928, 19493, 24704, 25856, 38986, 49408, 51712, 77972, 98816, 155944, 311888, 623776, 1247552, 2495104, 4990208, 9980416]

約数ペア:

[(1, 9980416), (2, 4990208), (4, 2495104), (8, 1247552), (16, 623776), (32, 311888), (64, 155944), (101, 98816), (128, 77972), (193, 51712), (202, 49408), (256, 38986), (386, 25856), (404, 24704), (512, 19493), (772, 12928), (808, 12352), (1544, 6464), (1616, 6176), (3088, 3232)]