18113165

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 26002944

約数和(自身を除く): 7889779

約数列:

[1, 5, 7, 35, 37, 71, 185, 197, 259, 355, 497, 985, 1295, 1379, 2485, 2627, 6895, 7289, 13135, 13987, 18389, 36445, 51023, 69935, 91945, 97909, 255115, 489545, 517519, 2587595, 3622633, 18113165]

約数ペア:

[(1, 18113165), (5, 3622633), (7, 2587595), (35, 517519), (37, 489545), (71, 255115), (185, 97909), (197, 91945), (259, 69935), (355, 51023), (497, 36445), (985, 18389), (1295, 13987), (1379, 13135), (2485, 7289), (2627, 6895)]