157447952

素因数分解:

$2^4\times {\mathrm{509}}^1\times {\mathrm{19333}}^1$

素因数の和:19850

約数の個数: 20

約数和(自身を含む): 305670540

約数和(自身を除く): 148222588

約数列:

[1, 2, 4, 8, 16, 509, 1018, 2036, 4072, 8144, 19333, 38666, 77332, 154664, 309328, 9840497, 19680994, 39361988, 78723976, 157447952]

約数ペア:

[(1, 157447952), (2, 78723976), (4, 39361988), (8, 19680994), (16, 9840497), (509, 309328), (1018, 154664), (2036, 77332), (4072, 38666), (8144, 19333)]