20989851264

素因数分解:

$2^7\times 3^2\times {\mathrm{18220357}}^1$

素因数の和:18220377

約数の個数: 48

約数和(自身を含む): 60400486770

約数和(自身を除く): 39410635506

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 1152, 18220357, 36440714, 54661071, 72881428, 109322142, 145762856, 163983213, 218644284, 291525712, 327966426, 437288568, 583051424, 655932852, 874577136, 1166102848, 1311865704, 1749154272, 2332205696, 2623731408, 3498308544, 5247462816, 6996617088, 10494925632, 20989851264]

約数ペア:

[(1, 20989851264), (2, 10494925632), (3, 6996617088), (4, 5247462816), (6, 3498308544), (8, 2623731408), (9, 2332205696), (12, 1749154272), (16, 1311865704), (18, 1166102848), (24, 874577136), (32, 655932852), (36, 583051424), (48, 437288568), (64, 327966426), (72, 291525712), (96, 218644284), (128, 163983213), (144, 145762856), (192, 109322142), (288, 72881428), (384, 54661071), (576, 36440714), (1152, 18220357)]