18863348

素因数分解:

$2^2\times 7^1\times {\mathrm{641}}^1\times {\mathrm{1051}}^1$

素因数の和:1703

約数の個数: 24

約数和(自身を含む): 37821504

約数和(自身を除く): 18958156

約数列:

[1, 2, 4, 7, 14, 28, 641, 1051, 1282, 2102, 2564, 4204, 4487, 7357, 8974, 14714, 17948, 29428, 673691, 1347382, 2694764, 4715837, 9431674, 18863348]

約数ペア:

[(1, 18863348), (2, 9431674), (4, 4715837), (7, 2694764), (14, 1347382), (28, 673691), (641, 29428), (1051, 17948), (1282, 14714), (2102, 8974), (2564, 7357), (4204, 4487)]