17680356

素因数分解:

$2^2\times 3^4\times {\mathrm{197}}^1\times {\mathrm{277}}^1$

素因数の和:490

約数の個数: 60

約数和(自身を含む): 46622268

約数和(自身を除く): 28941912

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 197, 277, 324, 394, 554, 591, 788, 831, 1108, 1182, 1662, 1773, 2364, 2493, 3324, 3546, 4986, 5319, 7092, 7479, 9972, 10638, 14958, 15957, 21276, 22437, 29916, 31914, 44874, 54569, 63828, 89748, 109138, 163707, 218276, 327414, 491121, 654828, 982242, 1473363, 1964484, 2946726, 4420089, 5893452, 8840178, 17680356]

約数ペア:

[(1, 17680356), (2, 8840178), (3, 5893452), (4, 4420089), (6, 2946726), (9, 1964484), (12, 1473363), (18, 982242), (27, 654828), (36, 491121), (54, 327414), (81, 218276), (108, 163707), (162, 109138), (197, 89748), (277, 63828), (324, 54569), (394, 44874), (554, 31914), (591, 29916), (788, 22437), (831, 21276), (1108, 15957), (1182, 14958), (1662, 10638), (1773, 9972), (2364, 7479), (2493, 7092), (3324, 5319), (3546, 4986)]