20983488

素因数分解:

$2^6\times 3^1\times {\mathrm{293}}^1\times {\mathrm{373}}^1$

素因数の和:681

約数の個数: 56

約数和(自身を含む): 55857648

約数和(自身を除く): 34874160

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 293, 373, 586, 746, 879, 1119, 1172, 1492, 1758, 2238, 2344, 2984, 3516, 4476, 4688, 5968, 7032, 8952, 9376, 11936, 14064, 17904, 18752, 23872, 28128, 35808, 56256, 71616, 109289, 218578, 327867, 437156, 655734, 874312, 1311468, 1748624, 2622936, 3497248, 5245872, 6994496, 10491744, 20983488]

約数ペア:

[(1, 20983488), (2, 10491744), (3, 6994496), (4, 5245872), (6, 3497248), (8, 2622936), (12, 1748624), (16, 1311468), (24, 874312), (32, 655734), (48, 437156), (64, 327867), (96, 218578), (192, 109289), (293, 71616), (373, 56256), (586, 35808), (746, 28128), (879, 23872), (1119, 18752), (1172, 17904), (1492, 14064), (1758, 11936), (2238, 9376), (2344, 8952), (2984, 7032), (3516, 5968), (4476, 4688)]