20498368

素因数分解:

$2^6\times {\mathrm{11}}^2\times {\mathrm{2647}}^1$

素因数の和:2681

約数の個数: 42

約数和(自身を含む): 44727368

約数和(自身を除く): 24229000

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 176, 242, 352, 484, 704, 968, 1936, 2647, 3872, 5294, 7744, 10588, 21176, 29117, 42352, 58234, 84704, 116468, 169408, 232936, 320287, 465872, 640574, 931744, 1281148, 1863488, 2562296, 5124592, 10249184, 20498368]

約数ペア:

[(1, 20498368), (2, 10249184), (4, 5124592), (8, 2562296), (11, 1863488), (16, 1281148), (22, 931744), (32, 640574), (44, 465872), (64, 320287), (88, 232936), (121, 169408), (176, 116468), (242, 84704), (352, 58234), (484, 42352), (704, 29117), (968, 21176), (1936, 10588), (2647, 7744), (3872, 5294)]