20189923648

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{457}}^1\times {\mathrm{10303}}^1$

素因数の和:10839

約数の個数: 56

約数和(自身を含む): 40755287552

約数和(自身を除く): 20565363904

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 134, 268, 457, 536, 914, 1072, 1828, 2144, 3656, 4288, 7312, 10303, 14624, 20606, 29248, 30619, 41212, 61238, 82424, 122476, 164848, 244952, 329696, 489904, 659392, 690301, 979808, 1380602, 1959616, 2761204, 4708471, 5522408, 9416942, 11044816, 18833884, 22089632, 37667768, 44179264, 75335536, 150671072, 301342144, 315467557, 630935114, 1261870228, 2523740456, 5047480912, 10094961824, 20189923648]

約数ペア:

[(1, 20189923648), (2, 10094961824), (4, 5047480912), (8, 2523740456), (16, 1261870228), (32, 630935114), (64, 315467557), (67, 301342144), (134, 150671072), (268, 75335536), (457, 44179264), (536, 37667768), (914, 22089632), (1072, 18833884), (1828, 11044816), (2144, 9416942), (3656, 5522408), (4288, 4708471), (7312, 2761204), (10303, 1959616), (14624, 1380602), (20606, 979808), (29248, 690301), (30619, 659392), (41212, 489904), (61238, 329696), (82424, 244952), (122476, 164848)]