18704168

素因数分解:

$2^3\times 7^1\times {\mathrm{569}}^1\times {\mathrm{587}}^1$

素因数の和:1169

約数の個数: 32

約数和(自身を含む): 40219200

約数和(自身を除く): 21515032

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 569, 587, 1138, 1174, 2276, 2348, 3983, 4109, 4552, 4696, 7966, 8218, 15932, 16436, 31864, 32872, 334003, 668006, 1336012, 2338021, 2672024, 4676042, 9352084, 18704168]

約数ペア:

[(1, 18704168), (2, 9352084), (4, 4676042), (7, 2672024), (8, 2338021), (14, 1336012), (28, 668006), (56, 334003), (569, 32872), (587, 31864), (1138, 16436), (1174, 15932), (2276, 8218), (2348, 7966), (3983, 4696), (4109, 4552)]