206540868

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{21067}}^1$

素因数の和:21136

約数の個数: 48

約数和(自身を含む): 519115520

約数和(自身を除く): 312574652

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 43, 57, 76, 86, 114, 129, 172, 228, 258, 516, 817, 1634, 2451, 3268, 4902, 9804, 21067, 42134, 63201, 84268, 126402, 252804, 400273, 800546, 905881, 1200819, 1601092, 1811762, 2401638, 2717643, 3623524, 4803276, 5435286, 10870572, 17211739, 34423478, 51635217, 68846956, 103270434, 206540868]

約数ペア:

[(1, 206540868), (2, 103270434), (3, 68846956), (4, 51635217), (6, 34423478), (12, 17211739), (19, 10870572), (38, 5435286), (43, 4803276), (57, 3623524), (76, 2717643), (86, 2401638), (114, 1811762), (129, 1601092), (172, 1200819), (228, 905881), (258, 800546), (516, 400273), (817, 252804), (1634, 126402), (2451, 84268), (3268, 63201), (4902, 42134), (9804, 21067)]