201675664

素因数分解:

$2^4\times {\mathrm{643}}^1\times {\mathrm{19603}}^1$

素因数の和:20254

約数の個数: 20

約数和(自身を含む): 391374256

約数和(自身を除く): 189698592

約数列:

[1, 2, 4, 8, 16, 643, 1286, 2572, 5144, 10288, 19603, 39206, 78412, 156824, 313648, 12604729, 25209458, 50418916, 100837832, 201675664]

約数ペア:

[(1, 201675664), (2, 100837832), (4, 50418916), (8, 25209458), (16, 12604729), (643, 313648), (1286, 156824), (2572, 78412), (5144, 39206), (10288, 19603)]