20993670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12277}}^1$

素因数の和:12309

約数の個数: 48

約数和(自身を含む): 57461040

約数和(自身を除く): 36467370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 12277, 24554, 36831, 61385, 73662, 110493, 122770, 184155, 220986, 233263, 368310, 466526, 552465, 699789, 1104930, 1166315, 1399578, 2099367, 2332630, 3498945, 4198734, 6997890, 10496835, 20993670]

約数ペア:

[(1, 20993670), (2, 10496835), (3, 6997890), (5, 4198734), (6, 3498945), (9, 2332630), (10, 2099367), (15, 1399578), (18, 1166315), (19, 1104930), (30, 699789), (38, 552465), (45, 466526), (57, 368310), (90, 233263), (95, 220986), (114, 184155), (171, 122770), (190, 110493), (285, 73662), (342, 61385), (570, 36831), (855, 24554), (1710, 12277)]