20176948168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{496187}}^1$

素因数の和:496246

約数の個数: 64

約数和(自身を含む): 45014175360

約数和(自身を除く): 24837227192

約数列:

[1, 2, 4, 8, 13, 17, 23, 26, 34, 46, 52, 68, 92, 104, 136, 184, 221, 299, 391, 442, 598, 782, 884, 1196, 1564, 1768, 2392, 3128, 5083, 10166, 20332, 40664, 496187, 992374, 1984748, 3969496, 6450431, 8435179, 11412301, 12900862, 16870358, 22824602, 25801724, 33740716, 45649204, 51603448, 67481432, 91298408, 109657327, 148359913, 194009117, 219314654, 296719826, 388018234, 438629308, 593439652, 776036468, 877258616, 1186879304, 1552072936, 2522118521, 5044237042, 10088474084, 20176948168]

約数ペア:

[(1, 20176948168), (2, 10088474084), (4, 5044237042), (8, 2522118521), (13, 1552072936), (17, 1186879304), (23, 877258616), (26, 776036468), (34, 593439652), (46, 438629308), (52, 388018234), (68, 296719826), (92, 219314654), (104, 194009117), (136, 148359913), (184, 109657327), (221, 91298408), (299, 67481432), (391, 51603448), (442, 45649204), (598, 33740716), (782, 25801724), (884, 22824602), (1196, 16870358), (1564, 12900862), (1768, 11412301), (2392, 8435179), (3128, 6450431), (5083, 3969496), (10166, 1984748), (20332, 992374), (40664, 496187)]