18674390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1657}}^1$

素因数の和:1701

約数の個数: 48

約数和(自身を含む): 40826592

約数和(自身を除く): 22152202

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 230, 245, 322, 490, 805, 1127, 1610, 1657, 2254, 3314, 5635, 8285, 11270, 11599, 16570, 23198, 38111, 57995, 76222, 81193, 115990, 162386, 190555, 266777, 381110, 405965, 533554, 811930, 1333885, 1867439, 2667770, 3734878, 9337195, 18674390]

約数ペア:

[(1, 18674390), (2, 9337195), (5, 3734878), (7, 2667770), (10, 1867439), (14, 1333885), (23, 811930), (35, 533554), (46, 405965), (49, 381110), (70, 266777), (98, 190555), (115, 162386), (161, 115990), (230, 81193), (245, 76222), (322, 57995), (490, 38111), (805, 23198), (1127, 16570), (1610, 11599), (1657, 11270), (2254, 8285), (3314, 5635)]