388194212

素因数分解:

$2^2\times 7^1\times {\mathrm{1489}}^1\times {\mathrm{9311}}^1$

素因数の和:10811

約数の個数: 24

約数和(自身を含む): 776993280

約数和(自身を除く): 388799068

約数列:

[1, 2, 4, 7, 14, 28, 1489, 2978, 5956, 9311, 10423, 18622, 20846, 37244, 41692, 65177, 130354, 260708, 13864079, 27728158, 55456316, 97048553, 194097106, 388194212]

約数ペア:

[(1, 388194212), (2, 194097106), (4, 97048553), (7, 55456316), (14, 27728158), (28, 13864079), (1489, 260708), (2978, 130354), (5956, 65177), (9311, 41692), (10423, 37244), (18622, 20846)]