18716748

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{797}}^1$

素因数の和:926

約数の個数: 48

約数和(自身を含む): 46475520

約数和(自身を除く): 27758772

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 103, 114, 206, 228, 309, 412, 618, 797, 1236, 1594, 1957, 2391, 3188, 3914, 4782, 5871, 7828, 9564, 11742, 15143, 23484, 30286, 45429, 60572, 82091, 90858, 164182, 181716, 246273, 328364, 492546, 985092, 1559729, 3119458, 4679187, 6238916, 9358374, 18716748]

約数ペア:

[(1, 18716748), (2, 9358374), (3, 6238916), (4, 4679187), (6, 3119458), (12, 1559729), (19, 985092), (38, 492546), (57, 328364), (76, 246273), (103, 181716), (114, 164182), (206, 90858), (228, 82091), (309, 60572), (412, 45429), (618, 30286), (797, 23484), (1236, 15143), (1594, 11742), (1957, 9564), (2391, 7828), (3188, 5871), (3914, 4782)]