20198982592

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{977}}^1\times {\mathrm{7879}}^1$

素因数の和:8909

約数の個数: 56

約数和(自身を含む): 41107217760

約数和(自身を除く): 20908235168

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 164, 328, 656, 977, 1312, 1954, 2624, 3908, 7816, 7879, 15632, 15758, 31264, 31516, 40057, 62528, 63032, 80114, 126064, 160228, 252128, 320456, 323039, 504256, 640912, 646078, 1281824, 1292156, 2563648, 2584312, 5168624, 7697783, 10337248, 15395566, 20674496, 30791132, 61582264, 123164528, 246329056, 315609103, 492658112, 631218206, 1262436412, 2524872824, 5049745648, 10099491296, 20198982592]

約数ペア:

[(1, 20198982592), (2, 10099491296), (4, 5049745648), (8, 2524872824), (16, 1262436412), (32, 631218206), (41, 492658112), (64, 315609103), (82, 246329056), (164, 123164528), (328, 61582264), (656, 30791132), (977, 20674496), (1312, 15395566), (1954, 10337248), (2624, 7697783), (3908, 5168624), (7816, 2584312), (7879, 2563648), (15632, 1292156), (15758, 1281824), (31264, 646078), (31516, 640912), (40057, 504256), (62528, 323039), (63032, 320456), (80114, 252128), (126064, 160228)]