149656816

素因数分解:

$2^4\times {\mathrm{571}}^1\times {\mathrm{16381}}^1$

素因数の和:16960

約数の個数: 20

約数和(自身を含む): 290485624

約数和(自身を除く): 140828808

約数列:

[1, 2, 4, 8, 16, 571, 1142, 2284, 4568, 9136, 16381, 32762, 65524, 131048, 262096, 9353551, 18707102, 37414204, 74828408, 149656816]

約数ペア:

[(1, 149656816), (2, 74828408), (4, 37414204), (8, 18707102), (16, 9353551), (571, 262096), (1142, 131048), (2284, 65524), (4568, 32762), (9136, 16381)]