20504256

素因数分解:

$2^6\times 3^1\times {\mathrm{269}}^1\times {\mathrm{397}}^1$

素因数の和:681

約数の個数: 56

約数和(自身を含む): 54589680

約数和(自身を除く): 34085424

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 269, 397, 538, 794, 807, 1076, 1191, 1588, 1614, 2152, 2382, 3176, 3228, 4304, 4764, 6352, 6456, 8608, 9528, 12704, 12912, 17216, 19056, 25408, 25824, 38112, 51648, 76224, 106793, 213586, 320379, 427172, 640758, 854344, 1281516, 1708688, 2563032, 3417376, 5126064, 6834752, 10252128, 20504256]

約数ペア:

[(1, 20504256), (2, 10252128), (3, 6834752), (4, 5126064), (6, 3417376), (8, 2563032), (12, 1708688), (16, 1281516), (24, 854344), (32, 640758), (48, 427172), (64, 320379), (96, 213586), (192, 106793), (269, 76224), (397, 51648), (538, 38112), (794, 25824), (807, 25408), (1076, 19056), (1191, 17216), (1588, 12912), (1614, 12704), (2152, 9528), (2382, 8608), (3176, 6456), (3228, 6352), (4304, 4764)]