20456424008

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{766273}}^1$

素因数の和:766397

約数の個数: 32

約数和(自身を含む): 39723644160

約数和(自身を除く): 19267220152

約数列:

[1, 2, 4, 8, 47, 71, 94, 142, 188, 284, 376, 568, 3337, 6674, 13348, 26696, 766273, 1532546, 3065092, 6130184, 36014831, 54405383, 72029662, 108810766, 144059324, 217621532, 288118648, 435243064, 2557053001, 5114106002, 10228212004, 20456424008]

約数ペア:

[(1, 20456424008), (2, 10228212004), (4, 5114106002), (8, 2557053001), (47, 435243064), (71, 288118648), (94, 217621532), (142, 144059324), (188, 108810766), (284, 72029662), (376, 54405383), (568, 36014831), (3337, 6130184), (6674, 3065092), (13348, 1532546), (26696, 766273)]