18289310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{523}}^1$

素因数の和:812

約数の個数: 32

約数和(自身を含む): 35652960

約数和(自身を除く): 17363650

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 269, 523, 538, 1046, 1345, 2615, 2690, 3497, 5230, 6799, 6994, 13598, 17485, 33995, 34970, 67990, 140687, 281374, 703435, 1406870, 1828931, 3657862, 9144655, 18289310]

約数ペア:

[(1, 18289310), (2, 9144655), (5, 3657862), (10, 1828931), (13, 1406870), (26, 703435), (65, 281374), (130, 140687), (269, 67990), (523, 34970), (538, 33995), (1046, 17485), (1345, 13598), (2615, 6994), (2690, 6799), (3497, 5230)]