19943808

素因数分解:

$2^7\times 3^1\times {\mathrm{167}}^1\times {\mathrm{311}}^1$

素因数の和:495

約数の個数: 64

約数和(自身を含む): 53464320

約数和(自身を除く): 33520512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 167, 192, 311, 334, 384, 501, 622, 668, 933, 1002, 1244, 1336, 1866, 2004, 2488, 2672, 3732, 4008, 4976, 5344, 7464, 8016, 9952, 10688, 14928, 16032, 19904, 21376, 29856, 32064, 39808, 51937, 59712, 64128, 103874, 119424, 155811, 207748, 311622, 415496, 623244, 830992, 1246488, 1661984, 2492976, 3323968, 4985952, 6647936, 9971904, 19943808]

約数ペア:

[(1, 19943808), (2, 9971904), (3, 6647936), (4, 4985952), (6, 3323968), (8, 2492976), (12, 1661984), (16, 1246488), (24, 830992), (32, 623244), (48, 415496), (64, 311622), (96, 207748), (128, 155811), (167, 119424), (192, 103874), (311, 64128), (334, 59712), (384, 51937), (501, 39808), (622, 32064), (668, 29856), (933, 21376), (1002, 19904), (1244, 16032), (1336, 14928), (1866, 10688), (2004, 9952), (2488, 8016), (2672, 7464), (3732, 5344), (4008, 4976)]