18488977458

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{440213749}}^1$

素因数の和:440213761

約数の個数: 16

約数和(自身を含む): 42260520000

約数和(自身を除く): 23771542542

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 440213749, 880427498, 1320641247, 2641282494, 3081496243, 6162992486, 9244488729, 18488977458]

約数ペア:

[(1, 18488977458), (2, 9244488729), (3, 6162992486), (6, 3081496243), (7, 2641282494), (14, 1320641247), (21, 880427498), (42, 440213749)]