2018075984

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{19073}}^1$

素因数の和:19487

約数の個数: 40

約数和(自身を含む): 4150883880

約数和(自身を除く): 2132807896

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 389, 778, 1556, 3112, 6224, 6613, 13226, 19073, 26452, 38146, 52904, 76292, 105808, 152584, 305168, 324241, 648482, 1296964, 2593928, 5187856, 7419397, 14838794, 29677588, 59355176, 118710352, 126129749, 252259498, 504518996, 1009037992, 2018075984]

約数ペア:

[(1, 2018075984), (2, 1009037992), (4, 504518996), (8, 252259498), (16, 126129749), (17, 118710352), (34, 59355176), (68, 29677588), (136, 14838794), (272, 7419397), (389, 5187856), (778, 2593928), (1556, 1296964), (3112, 648482), (6224, 324241), (6613, 305168), (13226, 152584), (19073, 105808), (26452, 76292), (38146, 52904)]