20199821264

素因数分解:

$2^4\times 7^1\times {\mathrm{1759}}^1\times {\mathrm{102533}}^1$

素因数の和:104307

約数の個数: 40

約数和(自身を含む): 44754040320

約数和(自身を除く): 24554219056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1759, 3518, 7036, 12313, 14072, 24626, 28144, 49252, 98504, 102533, 197008, 205066, 410132, 717731, 820264, 1435462, 1640528, 2870924, 5741848, 11483696, 180355547, 360711094, 721422188, 1262488829, 1442844376, 2524977658, 2885688752, 5049955316, 10099910632, 20199821264]

約数ペア:

[(1, 20199821264), (2, 10099910632), (4, 5049955316), (7, 2885688752), (8, 2524977658), (14, 1442844376), (16, 1262488829), (28, 721422188), (56, 360711094), (112, 180355547), (1759, 11483696), (3518, 5741848), (7036, 2870924), (12313, 1640528), (14072, 1435462), (24626, 820264), (28144, 717731), (49252, 410132), (98504, 205066), (102533, 197008)]