20926524

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5399}}^1$

素因数の和:5442

約数の個数: 48

約数和(自身を含む): 54432000

約数和(自身を除く): 33505476

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 76, 102, 114, 204, 228, 323, 646, 969, 1292, 1938, 3876, 5399, 10798, 16197, 21596, 32394, 64788, 91783, 102581, 183566, 205162, 275349, 307743, 367132, 410324, 550698, 615486, 1101396, 1230972, 1743877, 3487754, 5231631, 6975508, 10463262, 20926524]

約数ペア:

[(1, 20926524), (2, 10463262), (3, 6975508), (4, 5231631), (6, 3487754), (12, 1743877), (17, 1230972), (19, 1101396), (34, 615486), (38, 550698), (51, 410324), (57, 367132), (68, 307743), (76, 275349), (102, 205162), (114, 183566), (204, 102581), (228, 91783), (323, 64788), (646, 32394), (969, 21596), (1292, 16197), (1938, 10798), (3876, 5399)]