20195005952

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{1697}}^1\times {\mathrm{2113}}^1$

素因数の和:3839

約数の個数: 80

約数和(自身を含む): 44065585872

約数和(自身を除く): 23870579920

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1408, 1697, 2113, 2816, 3394, 4226, 5632, 6788, 8452, 13576, 16904, 18667, 23243, 27152, 33808, 37334, 46486, 54304, 67616, 74668, 92972, 108608, 135232, 149336, 185944, 217216, 270464, 298672, 371888, 434432, 540928, 597344, 743776, 868864, 1081856, 1194688, 1487552, 2389376, 2975104, 3585761, 4778752, 5950208, 7171522, 9557504, 11900416, 14343044, 28686088, 39443371, 57372176, 78886742, 114744352, 157773484, 229488704, 315546968, 458977408, 631093936, 917954816, 1262187872, 1835909632, 2524375744, 5048751488, 10097502976, 20195005952]

約数ペア:

[(1, 20195005952), (2, 10097502976), (4, 5048751488), (8, 2524375744), (11, 1835909632), (16, 1262187872), (22, 917954816), (32, 631093936), (44, 458977408), (64, 315546968), (88, 229488704), (128, 157773484), (176, 114744352), (256, 78886742), (352, 57372176), (512, 39443371), (704, 28686088), (1408, 14343044), (1697, 11900416), (2113, 9557504), (2816, 7171522), (3394, 5950208), (4226, 4778752), (5632, 3585761), (6788, 2975104), (8452, 2389376), (13576, 1487552), (16904, 1194688), (18667, 1081856), (23243, 868864), (27152, 743776), (33808, 597344), (37334, 540928), (46486, 434432), (54304, 371888), (67616, 298672), (74668, 270464), (92972, 217216), (108608, 185944), (135232, 149336)]