81691884

素因数分解:

$2^2\times 3^2\times {\mathrm{2269219}}^1$

素因数の和:2269229

約数の個数: 18

約数和(自身を含む): 206499020

約数和(自身を除く): 124807136

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2269219, 4538438, 6807657, 9076876, 13615314, 20422971, 27230628, 40845942, 81691884]

約数ペア:

[(1, 81691884), (2, 40845942), (3, 27230628), (4, 20422971), (6, 13615314), (9, 9076876), (12, 6807657), (18, 4538438), (36, 2269219)]