17924660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{971}}^1$

素因数の和:1064

約数の個数: 48

約数和(自身を含む): 41150592

約数和(自身を除く): 23225932

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 971, 1420, 1846, 1942, 3692, 3884, 4615, 4855, 9230, 9710, 12623, 18460, 19420, 25246, 50492, 63115, 68941, 126230, 137882, 252460, 275764, 344705, 689410, 896233, 1378820, 1792466, 3584932, 4481165, 8962330, 17924660]

約数ペア:

[(1, 17924660), (2, 8962330), (4, 4481165), (5, 3584932), (10, 1792466), (13, 1378820), (20, 896233), (26, 689410), (52, 344705), (65, 275764), (71, 252460), (130, 137882), (142, 126230), (260, 68941), (284, 63115), (355, 50492), (710, 25246), (923, 19420), (971, 18460), (1420, 12623), (1846, 9710), (1942, 9230), (3692, 4855), (3884, 4615)]