20921457582

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{433}}^1\times {\mathrm{32341}}^1$

素因数の和:32865

約数の個数: 48

約数和(自身を含む): 45983338128

約数和(自身を除く): 25061880546

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 433, 498, 747, 866, 1299, 1494, 2598, 3897, 7794, 32341, 35939, 64682, 71878, 97023, 107817, 194046, 215634, 291069, 323451, 582138, 646902, 2684303, 5368606, 8052909, 14003653, 16105818, 24158727, 28007306, 42010959, 48317454, 84021918, 126032877, 252065754, 1162303199, 2324606398, 3486909597, 6973819194, 10460728791, 20921457582]

約数ペア:

[(1, 20921457582), (2, 10460728791), (3, 6973819194), (6, 3486909597), (9, 2324606398), (18, 1162303199), (83, 252065754), (166, 126032877), (249, 84021918), (433, 48317454), (498, 42010959), (747, 28007306), (866, 24158727), (1299, 16105818), (1494, 14003653), (2598, 8052909), (3897, 5368606), (7794, 2684303), (32341, 646902), (35939, 582138), (64682, 323451), (71878, 291069), (97023, 215634), (107817, 194046)]