20156928

素因数分解:

$2^9\times 3^1\times {\mathrm{11}}^1\times {\mathrm{1193}}^1$

素因数の和:1225

約数の個数: 80

約数和(自身を含む): 58630176

約数和(自身を除く): 38473248

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 128, 132, 176, 192, 256, 264, 352, 384, 512, 528, 704, 768, 1056, 1193, 1408, 1536, 2112, 2386, 2816, 3579, 4224, 4772, 5632, 7158, 8448, 9544, 13123, 14316, 16896, 19088, 26246, 28632, 38176, 39369, 52492, 57264, 76352, 78738, 104984, 114528, 152704, 157476, 209968, 229056, 305408, 314952, 419936, 458112, 610816, 629904, 839872, 916224, 1259808, 1679744, 1832448, 2519616, 3359488, 5039232, 6718976, 10078464, 20156928]

約数ペア:

[(1, 20156928), (2, 10078464), (3, 6718976), (4, 5039232), (6, 3359488), (8, 2519616), (11, 1832448), (12, 1679744), (16, 1259808), (22, 916224), (24, 839872), (32, 629904), (33, 610816), (44, 458112), (48, 419936), (64, 314952), (66, 305408), (88, 229056), (96, 209968), (128, 157476), (132, 152704), (176, 114528), (192, 104984), (256, 78738), (264, 76352), (352, 57264), (384, 52492), (512, 39369), (528, 38176), (704, 28632), (768, 26246), (1056, 19088), (1193, 16896), (1408, 14316), (1536, 13123), (2112, 9544), (2386, 8448), (2816, 7158), (3579, 5632), (4224, 4772)]