31878064

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:433

約数の個数: 40

約数和(自身を含む): 63442368

約数和(自身を除く): 31564304

約数列:

[1, 2, 4, 8, 16, 67, 131, 134, 227, 262, 268, 454, 524, 536, 908, 1048, 1072, 1816, 2096, 3632, 8777, 15209, 17554, 29737, 30418, 35108, 59474, 60836, 70216, 118948, 121672, 140432, 237896, 243344, 475792, 1992379, 3984758, 7969516, 15939032, 31878064]

約数ペア:

[(1, 31878064), (2, 15939032), (4, 7969516), (8, 3984758), (16, 1992379), (67, 475792), (131, 243344), (134, 237896), (227, 140432), (262, 121672), (268, 118948), (454, 70216), (524, 60836), (536, 59474), (908, 35108), (1048, 30418), (1072, 29737), (1816, 17554), (2096, 15209), (3632, 8777)]