212901118

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{180731}}^1$

素因数の和:180783

約数の個数: 16

約数和(自身を含む): 347005440

約数和(自身を除く): 134104322

約数列:

[1, 2, 19, 31, 38, 62, 589, 1178, 180731, 361462, 3433889, 5602661, 6867778, 11205322, 106450559, 212901118]

約数ペア:

[(1, 212901118), (2, 106450559), (19, 11205322), (31, 6867778), (38, 5602661), (62, 3433889), (589, 361462), (1178, 180731)]