20522235

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{359}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 34145280

約数和(自身を除く): 13623045

約数列:

[1, 3, 5, 15, 37, 103, 111, 185, 309, 359, 515, 555, 1077, 1545, 1795, 3811, 5385, 11433, 13283, 19055, 36977, 39849, 57165, 66415, 110931, 184885, 199245, 554655, 1368149, 4104447, 6840745, 20522235]

約数ペア:

[(1, 20522235), (3, 6840745), (5, 4104447), (15, 1368149), (37, 554655), (103, 199245), (111, 184885), (185, 110931), (309, 66415), (359, 57165), (515, 39849), (555, 36977), (1077, 19055), (1545, 13283), (1795, 11433), (3811, 5385)]