19743932

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{29207}}^1$

素因数の和:29237

約数の個数: 18

約数和(自身を含む): 37415448

約数和(自身を除く): 17671516

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 29207, 58414, 116828, 379691, 759382, 1518764, 4935983, 9871966, 19743932]

約数ペア:

[(1, 19743932), (2, 9871966), (4, 4935983), (13, 1518764), (26, 759382), (52, 379691), (169, 116828), (338, 58414), (676, 29207)]