18007730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1951}}^1$

素因数の和:2042

約数の個数: 32

約数和(自身を含む): 35417088

約数和(自身を除く): 17409358

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 1951, 3902, 4615, 9230, 9755, 19510, 25363, 50726, 126815, 138521, 253630, 277042, 692605, 1385210, 1800773, 3601546, 9003865, 18007730]

約数ペア:

[(1, 18007730), (2, 9003865), (5, 3601546), (10, 1800773), (13, 1385210), (26, 692605), (65, 277042), (71, 253630), (130, 138521), (142, 126815), (355, 50726), (710, 25363), (923, 19510), (1846, 9755), (1951, 9230), (3902, 4615)]