20161208536

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{41761}}^1$

素因数の和:42044

約数の個数: 64

約数和(自身を含む): 44561724480

約数和(自身を除く): 24400515944

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 233, 259, 296, 466, 518, 932, 1036, 1631, 1864, 2072, 3262, 6524, 8621, 13048, 17242, 34484, 41761, 60347, 68968, 83522, 120694, 167044, 241388, 292327, 334088, 482776, 584654, 1169308, 1545157, 2338616, 3090314, 6180628, 9730313, 10816099, 12361256, 19460626, 21632198, 38921252, 43264396, 68112191, 77842504, 86528792, 136224382, 272448764, 360021581, 544897528, 720043162, 1440086324, 2520151067, 2880172648, 5040302134, 10080604268, 20161208536]

約数ペア:

[(1, 20161208536), (2, 10080604268), (4, 5040302134), (7, 2880172648), (8, 2520151067), (14, 1440086324), (28, 720043162), (37, 544897528), (56, 360021581), (74, 272448764), (148, 136224382), (233, 86528792), (259, 77842504), (296, 68112191), (466, 43264396), (518, 38921252), (932, 21632198), (1036, 19460626), (1631, 12361256), (1864, 10816099), (2072, 9730313), (3262, 6180628), (6524, 3090314), (8621, 2338616), (13048, 1545157), (17242, 1169308), (34484, 584654), (41761, 482776), (60347, 334088), (68968, 292327), (83522, 241388), (120694, 167044)]