18104032

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:335

約数の個数: 48

約数和(自身を含む): 37255680

約数和(自身を除く): 19151648

約数列:

[1, 2, 4, 8, 16, 32, 43, 59, 86, 118, 172, 223, 236, 344, 446, 472, 688, 892, 944, 1376, 1784, 1888, 2537, 3568, 5074, 7136, 9589, 10148, 13157, 19178, 20296, 26314, 38356, 40592, 52628, 76712, 81184, 105256, 153424, 210512, 306848, 421024, 565751, 1131502, 2263004, 4526008, 9052016, 18104032]

約数ペア:

[(1, 18104032), (2, 9052016), (4, 4526008), (8, 2263004), (16, 1131502), (32, 565751), (43, 421024), (59, 306848), (86, 210512), (118, 153424), (172, 105256), (223, 81184), (236, 76712), (344, 52628), (446, 40592), (472, 38356), (688, 26314), (892, 20296), (944, 19178), (1376, 13157), (1784, 10148), (1888, 9589), (2537, 7136), (3568, 5074)]