2016863888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{108949}}^1$

素因数の和:109059

約数の個数: 40

約数和(自身を含む): 4255587000

約数和(自身を除く): 2238723112

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 178, 208, 356, 712, 1157, 1424, 2314, 4628, 9256, 18512, 108949, 217898, 435796, 871592, 1416337, 1743184, 2832674, 5665348, 9696461, 11330696, 19392922, 22661392, 38785844, 77571688, 126053993, 155143376, 252107986, 504215972, 1008431944, 2016863888]

約数ペア:

[(1, 2016863888), (2, 1008431944), (4, 504215972), (8, 252107986), (13, 155143376), (16, 126053993), (26, 77571688), (52, 38785844), (89, 22661392), (104, 19392922), (178, 11330696), (208, 9696461), (356, 5665348), (712, 2832674), (1157, 1743184), (1424, 1416337), (2314, 871592), (4628, 435796), (9256, 217898), (18512, 108949)]