20126464

素因数分解:

$2^8\times {\mathrm{29}}^1\times {\mathrm{2711}}^1$

素因数の和:2756

約数の個数: 36

約数和(自身を含む): 41574960

約数和(自身を除く): 21448496

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 256, 464, 928, 1856, 2711, 3712, 5422, 7424, 10844, 21688, 43376, 78619, 86752, 157238, 173504, 314476, 347008, 628952, 694016, 1257904, 2515808, 5031616, 10063232, 20126464]

約数ペア:

[(1, 20126464), (2, 10063232), (4, 5031616), (8, 2515808), (16, 1257904), (29, 694016), (32, 628952), (58, 347008), (64, 314476), (116, 173504), (128, 157238), (232, 86752), (256, 78619), (464, 43376), (928, 21688), (1856, 10844), (2711, 7424), (3712, 5422)]