18676823

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1$

素因数の和:578

約数の個数: 16

約数和(自身を含む): 21167520

約数和(自身を除く): 2490697

約数列:

[1, 11, 37, 109, 407, 421, 1199, 4033, 4631, 15577, 44363, 45889, 171347, 504779, 1697893, 18676823]

約数ペア:

[(1, 18676823), (11, 1697893), (37, 504779), (109, 171347), (407, 45889), (421, 44363), (1199, 15577), (4033, 4631)]