19587968

素因数分解:

$2^7\times {\mathrm{199}}^1\times {\mathrm{769}}^1$

素因数の和:982

約数の個数: 32

約数和(自身を含む): 39270000

約数和(自身を除く): 19682032

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 199, 398, 769, 796, 1538, 1592, 3076, 3184, 6152, 6368, 12304, 12736, 24608, 25472, 49216, 98432, 153031, 306062, 612124, 1224248, 2448496, 4896992, 9793984, 19587968]

約数ペア:

[(1, 19587968), (2, 9793984), (4, 4896992), (8, 2448496), (16, 1224248), (32, 612124), (64, 306062), (128, 153031), (199, 98432), (398, 49216), (769, 25472), (796, 24608), (1538, 12736), (1592, 12304), (3076, 6368), (3184, 6152)]