438037328

素因数分解:

$2^4\times {\mathrm{1303}}^1\times {\mathrm{21011}}^1$

素因数の和:22322

約数の個数: 20

約数和(自身を含む): 849389088

約数和(自身を除く): 411351760

約数列:

[1, 2, 4, 8, 16, 1303, 2606, 5212, 10424, 20848, 21011, 42022, 84044, 168088, 336176, 27377333, 54754666, 109509332, 219018664, 438037328]

約数ペア:

[(1, 438037328), (2, 219018664), (4, 109509332), (8, 54754666), (16, 27377333), (1303, 336176), (2606, 168088), (5212, 84044), (10424, 42022), (20848, 21011)]