20136839944

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1021}}^1\times {\mathrm{2671}}^1$

素因数の和:3782

約数の個数: 64

約数和(自身を含む): 41289454080

約数和(自身を除く): 21152614136

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1021, 1846, 2042, 2671, 3692, 4084, 5342, 7384, 8168, 10684, 13273, 21368, 26546, 34723, 53092, 69446, 72491, 106184, 138892, 144982, 189641, 277784, 289964, 379282, 579928, 758564, 942383, 1517128, 1884766, 2465333, 2727091, 3769532, 4930666, 5454182, 7539064, 9861332, 10908364, 19722664, 21816728, 35452183, 70904366, 141808732, 193623461, 283617464, 387246922, 774493844, 1548987688, 2517104993, 5034209986, 10068419972, 20136839944]

約数ペア:

[(1, 20136839944), (2, 10068419972), (4, 5034209986), (8, 2517104993), (13, 1548987688), (26, 774493844), (52, 387246922), (71, 283617464), (104, 193623461), (142, 141808732), (284, 70904366), (568, 35452183), (923, 21816728), (1021, 19722664), (1846, 10908364), (2042, 9861332), (2671, 7539064), (3692, 5454182), (4084, 4930666), (5342, 3769532), (7384, 2727091), (8168, 2465333), (10684, 1884766), (13273, 1517128), (21368, 942383), (26546, 758564), (34723, 579928), (53092, 379282), (69446, 289964), (72491, 277784), (106184, 189641), (138892, 144982)]