20149428

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{569}}^1$

素因数の和:816

約数の個数: 48

約数和(自身を含む): 50944320

約数和(自身を除く): 30794892

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 227, 454, 569, 681, 908, 1138, 1362, 1707, 2276, 2724, 2951, 3414, 5902, 6828, 7397, 8853, 11804, 14794, 17706, 22191, 29588, 35412, 44382, 88764, 129163, 258326, 387489, 516652, 774978, 1549956, 1679119, 3358238, 5037357, 6716476, 10074714, 20149428]

約数ペア:

[(1, 20149428), (2, 10074714), (3, 6716476), (4, 5037357), (6, 3358238), (12, 1679119), (13, 1549956), (26, 774978), (39, 516652), (52, 387489), (78, 258326), (156, 129163), (227, 88764), (454, 44382), (569, 35412), (681, 29588), (908, 22191), (1138, 17706), (1362, 14794), (1707, 11804), (2276, 8853), (2724, 7397), (2951, 6828), (3414, 5902)]