20107304

素因数分解:

$2^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2287}}^1$

素因数の和:2457

約数の個数: 32

約数和(自身を含む): 43380480

約数和(自身を除く): 23273176

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 157, 314, 628, 1099, 1256, 2198, 2287, 4396, 4574, 8792, 9148, 16009, 18296, 32018, 64036, 128072, 359059, 718118, 1436236, 2513413, 2872472, 5026826, 10053652, 20107304]

約数ペア:

[(1, 20107304), (2, 10053652), (4, 5026826), (7, 2872472), (8, 2513413), (14, 1436236), (28, 718118), (56, 359059), (157, 128072), (314, 64036), (628, 32018), (1099, 18296), (1256, 16009), (2198, 9148), (2287, 8792), (4396, 4574)]