2011707776

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{19819}}^1$

素因数の和:19907

約数の個数: 64

約数和(自身を含む): 4386958800

約数和(自身を除く): 2375251024

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 128, 208, 244, 416, 488, 793, 832, 976, 1586, 1664, 1952, 3172, 3904, 6344, 7808, 12688, 19819, 25376, 39638, 50752, 79276, 101504, 158552, 257647, 317104, 515294, 634208, 1030588, 1208959, 1268416, 2061176, 2417918, 2536832, 4122352, 4835836, 8244704, 9671672, 15716467, 16489408, 19343344, 31432934, 32978816, 38686688, 62865868, 77373376, 125731736, 154746752, 251463472, 502926944, 1005853888, 2011707776]

約数ペア:

[(1, 2011707776), (2, 1005853888), (4, 502926944), (8, 251463472), (13, 154746752), (16, 125731736), (26, 77373376), (32, 62865868), (52, 38686688), (61, 32978816), (64, 31432934), (104, 19343344), (122, 16489408), (128, 15716467), (208, 9671672), (244, 8244704), (416, 4835836), (488, 4122352), (793, 2536832), (832, 2417918), (976, 2061176), (1586, 1268416), (1664, 1208959), (1952, 1030588), (3172, 634208), (3904, 515294), (6344, 317104), (7808, 257647), (12688, 158552), (19819, 101504), (25376, 79276), (39638, 50752)]