19494228

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6577}}^1$

素因数の和:6616

約数の個数: 48

約数和(自身を含む): 51571520

約数和(自身を除く): 32077292

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 6577, 13154, 19731, 26308, 39462, 78924, 85501, 124963, 171002, 249926, 256503, 342004, 374889, 499852, 513006, 749778, 1026012, 1499556, 1624519, 3249038, 4873557, 6498076, 9747114, 19494228]

約数ペア:

[(1, 19494228), (2, 9747114), (3, 6498076), (4, 4873557), (6, 3249038), (12, 1624519), (13, 1499556), (19, 1026012), (26, 749778), (38, 513006), (39, 499852), (52, 374889), (57, 342004), (76, 256503), (78, 249926), (114, 171002), (156, 124963), (228, 85501), (247, 78924), (494, 39462), (741, 26308), (988, 19731), (1482, 13154), (2964, 6577)]