20196774

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{86311}}^1$

素因数の和:86332

約数の個数: 24

約数和(自身を含む): 47126352

約数和(自身を除く): 26929578

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 86311, 172622, 258933, 517866, 776799, 1122043, 1553598, 2244086, 3366129, 6732258, 10098387, 20196774]

約数ペア:

[(1, 20196774), (2, 10098387), (3, 6732258), (6, 3366129), (9, 2244086), (13, 1553598), (18, 1122043), (26, 776799), (39, 517866), (78, 258933), (117, 172622), (234, 86311)]