18999408

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{13649}}^1$

素因数の和:13689

約数の個数: 40

約数和(自身を含む): 50778000

約数和(自身を除く): 31778592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 174, 232, 348, 464, 696, 1392, 13649, 27298, 40947, 54596, 81894, 109192, 163788, 218384, 327576, 395821, 655152, 791642, 1187463, 1583284, 2374926, 3166568, 4749852, 6333136, 9499704, 18999408]

約数ペア:

[(1, 18999408), (2, 9499704), (3, 6333136), (4, 4749852), (6, 3166568), (8, 2374926), (12, 1583284), (16, 1187463), (24, 791642), (29, 655152), (48, 395821), (58, 327576), (87, 218384), (116, 163788), (174, 109192), (232, 81894), (348, 54596), (464, 40947), (696, 27298), (1392, 13649)]