18738664

素因数分解:

$2^3\times 7^1\times {\mathrm{334619}}^1$

素因数の和:334632

約数の個数: 16

約数和(自身を含む): 40154400

約数和(自身を除く): 21415736

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 334619, 669238, 1338476, 2342333, 2676952, 4684666, 9369332, 18738664]

約数ペア:

[(1, 18738664), (2, 9369332), (4, 4684666), (7, 2676952), (8, 2342333), (14, 1338476), (28, 669238), (56, 334619)]