38947792

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3533}}^1$

素因数の和:3607

約数の個数: 40

約数和(自身を含む): 82822824

約数和(自身を除く): 43875032

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 848, 1378, 2756, 3533, 5512, 7066, 11024, 14132, 28264, 45929, 56528, 91858, 183716, 187249, 367432, 374498, 734864, 748996, 1497992, 2434237, 2995984, 4868474, 9736948, 19473896, 38947792]

約数ペア:

[(1, 38947792), (2, 19473896), (4, 9736948), (8, 4868474), (13, 2995984), (16, 2434237), (26, 1497992), (52, 748996), (53, 734864), (104, 374498), (106, 367432), (208, 187249), (212, 183716), (424, 91858), (689, 56528), (848, 45929), (1378, 28264), (2756, 14132), (3533, 11024), (5512, 7066)]