18496660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10163}}^1$

素因数の和:10192

約数の個数: 48

約数和(自身を含む): 47811456

約数和(自身を除く): 29314796

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 10163, 20326, 40652, 50815, 71141, 101630, 132119, 142282, 203260, 264238, 284564, 355705, 528476, 660595, 711410, 924833, 1321190, 1422820, 1849666, 2642380, 3699332, 4624165, 9248330, 18496660]

約数ペア:

[(1, 18496660), (2, 9248330), (4, 4624165), (5, 3699332), (7, 2642380), (10, 1849666), (13, 1422820), (14, 1321190), (20, 924833), (26, 711410), (28, 660595), (35, 528476), (52, 355705), (65, 284564), (70, 264238), (91, 203260), (130, 142282), (140, 132119), (182, 101630), (260, 71141), (364, 50815), (455, 40652), (910, 20326), (1820, 10163)]