31872112

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{337}}^1$

素因数の和:625

約数の個数: 40

約数和(自身を含む): 64879776

約数和(自身を除く): 33007664

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 257, 337, 368, 514, 674, 1028, 1348, 2056, 2696, 4112, 5392, 5911, 7751, 11822, 15502, 23644, 31004, 47288, 62008, 86609, 94576, 124016, 173218, 346436, 692872, 1385744, 1992007, 3984014, 7968028, 15936056, 31872112]

約数ペア:

[(1, 31872112), (2, 15936056), (4, 7968028), (8, 3984014), (16, 1992007), (23, 1385744), (46, 692872), (92, 346436), (184, 173218), (257, 124016), (337, 94576), (368, 86609), (514, 62008), (674, 47288), (1028, 31004), (1348, 23644), (2056, 15502), (2696, 11822), (4112, 7751), (5392, 5911)]