20189671642

素因数分解:

$2^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1831}}^1\times {\mathrm{5749}}^1$

素因数の和:7726

約数の個数: 32

約数和(自身を含む): 34888608000

約数和(自身を除く): 14698936358

約数列:

[1, 2, 7, 14, 137, 274, 959, 1831, 1918, 3662, 5749, 11498, 12817, 25634, 40243, 80486, 250847, 501694, 787613, 1575226, 1755929, 3511858, 5513291, 10526419, 11026582, 21052838, 73684933, 147369866, 1442119403, 2884238806, 10094835821, 20189671642]

約数ペア:

[(1, 20189671642), (2, 10094835821), (7, 2884238806), (14, 1442119403), (137, 147369866), (274, 73684933), (959, 21052838), (1831, 11026582), (1918, 10526419), (3662, 5513291), (5749, 3511858), (11498, 1755929), (12817, 1575226), (25634, 787613), (40243, 501694), (80486, 250847)]