20124893216

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{95101}}^1$

素因数の和:95517

約数の個数: 48

約数和(自身を含む): 42059810520

約数和(自身を除く): 21934917304

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 389, 544, 778, 1556, 3112, 6224, 6613, 12448, 13226, 26452, 52904, 95101, 105808, 190202, 211616, 380404, 760808, 1521616, 1616717, 3043232, 3233434, 6466868, 12933736, 25867472, 36994289, 51734944, 73988578, 147977156, 295954312, 591908624, 628902913, 1183817248, 1257805826, 2515611652, 5031223304, 10062446608, 20124893216]

約数ペア:

[(1, 20124893216), (2, 10062446608), (4, 5031223304), (8, 2515611652), (16, 1257805826), (17, 1183817248), (32, 628902913), (34, 591908624), (68, 295954312), (136, 147977156), (272, 73988578), (389, 51734944), (544, 36994289), (778, 25867472), (1556, 12933736), (3112, 6466868), (6224, 3233434), (6613, 3043232), (12448, 1616717), (13226, 1521616), (26452, 760808), (52904, 380404), (95101, 211616), (105808, 190202)]