20322616

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 43156800

約数和(自身を除く): 22834184

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 73, 89, 92, 136, 146, 178, 184, 292, 356, 391, 584, 712, 782, 1241, 1513, 1564, 1679, 2047, 2482, 3026, 3128, 3358, 4094, 4964, 6052, 6497, 6716, 8188, 9928, 12104, 12994, 13432, 16376, 25988, 28543, 34799, 51976, 57086, 69598, 110449, 114172, 139196, 149431, 220898, 228344, 278392, 298862, 441796, 597724, 883592, 1195448, 2540327, 5080654, 10161308, 20322616]

約数ペア:

[(1, 20322616), (2, 10161308), (4, 5080654), (8, 2540327), (17, 1195448), (23, 883592), (34, 597724), (46, 441796), (68, 298862), (73, 278392), (89, 228344), (92, 220898), (136, 149431), (146, 139196), (178, 114172), (184, 110449), (292, 69598), (356, 57086), (391, 51976), (584, 34799), (712, 28543), (782, 25988), (1241, 16376), (1513, 13432), (1564, 12994), (1679, 12104), (2047, 9928), (2482, 8188), (3026, 6716), (3128, 6497), (3358, 6052), (4094, 4964)]