18499728

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1289}}^1$

素因数の和:1336

約数の個数: 80

約数和(自身を含む): 53746560

約数和(自身を除く): 35246832

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 39, 46, 48, 52, 69, 78, 92, 104, 138, 156, 184, 208, 276, 299, 312, 368, 552, 598, 624, 897, 1104, 1196, 1289, 1794, 2392, 2578, 3588, 3867, 4784, 5156, 7176, 7734, 10312, 14352, 15468, 16757, 20624, 29647, 30936, 33514, 50271, 59294, 61872, 67028, 88941, 100542, 118588, 134056, 177882, 201084, 237176, 268112, 355764, 385411, 402168, 474352, 711528, 770822, 804336, 1156233, 1423056, 1541644, 2312466, 3083288, 4624932, 6166576, 9249864, 18499728]

約数ペア:

[(1, 18499728), (2, 9249864), (3, 6166576), (4, 4624932), (6, 3083288), (8, 2312466), (12, 1541644), (13, 1423056), (16, 1156233), (23, 804336), (24, 770822), (26, 711528), (39, 474352), (46, 402168), (48, 385411), (52, 355764), (69, 268112), (78, 237176), (92, 201084), (104, 177882), (138, 134056), (156, 118588), (184, 100542), (208, 88941), (276, 67028), (299, 61872), (312, 59294), (368, 50271), (552, 33514), (598, 30936), (624, 29647), (897, 20624), (1104, 16757), (1196, 15468), (1289, 14352), (1794, 10312), (2392, 7734), (2578, 7176), (3588, 5156), (3867, 4784)]