31647568

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{23831}}^1$

素因数の和:23922

約数の個数: 20

約数和(自身を含む): 62058528

約数和(自身を除く): 30410960

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 23831, 47662, 95324, 190648, 381296, 1977973, 3955946, 7911892, 15823784, 31647568]

約数ペア:

[(1, 31647568), (2, 15823784), (4, 7911892), (8, 3955946), (16, 1977973), (83, 381296), (166, 190648), (332, 95324), (664, 47662), (1328, 23831)]