31999952

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{105263}}^1$

素因数の和:105290

約数の個数: 20

約数和(自身を含む): 65263680

約数和(自身を除く): 33263728

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 105263, 210526, 421052, 842104, 1684208, 1999997, 3999994, 7999988, 15999976, 31999952]

約数ペア:

[(1, 31999952), (2, 15999976), (4, 7999988), (8, 3999994), (16, 1999997), (19, 1684208), (38, 842104), (76, 421052), (152, 210526), (304, 105263)]