20443164

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12809}}^1$

素因数の和:12842

約数の個数: 48

約数和(自身を含む): 57388800

約数和(自身を除く): 36945636

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 12809, 25618, 38427, 51236, 76854, 89663, 153708, 179326, 243371, 268989, 358652, 486742, 537978, 730113, 973484, 1075956, 1460226, 1703597, 2920452, 3407194, 5110791, 6814388, 10221582, 20443164]

約数ペア:

[(1, 20443164), (2, 10221582), (3, 6814388), (4, 5110791), (6, 3407194), (7, 2920452), (12, 1703597), (14, 1460226), (19, 1075956), (21, 973484), (28, 730113), (38, 537978), (42, 486742), (57, 358652), (76, 268989), (84, 243371), (114, 179326), (133, 153708), (228, 89663), (266, 76854), (399, 51236), (532, 38427), (798, 25618), (1596, 12809)]