18928428

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{36683}}^1$

素因数の和:36733

約数の個数: 24

約数和(自身を含む): 45194688

約数和(自身を除く): 26266260

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 36683, 73366, 110049, 146732, 220098, 440196, 1577369, 3154738, 4732107, 6309476, 9464214, 18928428]

約数ペア:

[(1, 18928428), (2, 9464214), (3, 6309476), (4, 4732107), (6, 3154738), (12, 1577369), (43, 440196), (86, 220098), (129, 146732), (172, 110049), (258, 73366), (516, 36683)]