20201407824

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{789611}}^1$

素因数の和:789676

約数の個数: 80

約数和(自身を含む): 57572190144

約数和(自身を除く): 37370782320

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 41, 48, 52, 78, 82, 104, 123, 156, 164, 208, 246, 312, 328, 492, 533, 624, 656, 984, 1066, 1599, 1968, 2132, 3198, 4264, 6396, 8528, 12792, 25584, 789611, 1579222, 2368833, 3158444, 4737666, 6316888, 9475332, 10264943, 12633776, 18950664, 20529886, 30794829, 32374051, 37901328, 41059772, 61589658, 64748102, 82119544, 97122153, 123179316, 129496204, 164239088, 194244306, 246358632, 258992408, 388488612, 420862663, 492717264, 517984816, 776977224, 841725326, 1262587989, 1553954448, 1683450652, 2525175978, 3366901304, 5050351956, 6733802608, 10100703912, 20201407824]

約数ペア:

[(1, 20201407824), (2, 10100703912), (3, 6733802608), (4, 5050351956), (6, 3366901304), (8, 2525175978), (12, 1683450652), (13, 1553954448), (16, 1262587989), (24, 841725326), (26, 776977224), (39, 517984816), (41, 492717264), (48, 420862663), (52, 388488612), (78, 258992408), (82, 246358632), (104, 194244306), (123, 164239088), (156, 129496204), (164, 123179316), (208, 97122153), (246, 82119544), (312, 64748102), (328, 61589658), (492, 41059772), (533, 37901328), (624, 32374051), (656, 30794829), (984, 20529886), (1066, 18950664), (1599, 12633776), (1968, 10264943), (2132, 9475332), (3198, 6316888), (4264, 4737666), (6396, 3158444), (8528, 2368833), (12792, 1579222), (25584, 789611)]