19497002

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1$

素因数の和:355

約数の個数: 48

約数和(自身を含む): 36908640

約数和(自身を除く): 17411638

約数列:

[1, 2, 7, 14, 19, 37, 38, 49, 74, 98, 133, 259, 266, 283, 518, 566, 703, 931, 1406, 1813, 1862, 1981, 3626, 3962, 4921, 5377, 9842, 10471, 10754, 13867, 20942, 27734, 34447, 37639, 68894, 73297, 75278, 146594, 198949, 263473, 397898, 513079, 526946, 1026158, 1392643, 2785286, 9748501, 19497002]

約数ペア:

[(1, 19497002), (2, 9748501), (7, 2785286), (14, 1392643), (19, 1026158), (37, 526946), (38, 513079), (49, 397898), (74, 263473), (98, 198949), (133, 146594), (259, 75278), (266, 73297), (283, 68894), (518, 37639), (566, 34447), (703, 27734), (931, 20942), (1406, 13867), (1813, 10754), (1862, 10471), (1981, 9842), (3626, 5377), (3962, 4921)]