20217233673

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{157231}}^1$

素因数の和:157414

約数の個数: 48

約数和(自身を含む): 36170907136

約数和(自身を除く): 15953673463

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 157, 273, 471, 819, 1099, 1413, 2041, 3297, 6123, 9891, 14287, 18369, 42861, 128583, 157231, 471693, 1100617, 1415079, 2044003, 3301851, 6132009, 9905553, 14308021, 18396027, 24685267, 42924063, 74055801, 128772189, 172796869, 222167403, 320908471, 518390607, 962725413, 1555171821, 2246359297, 2888176239, 6739077891, 20217233673]

約数ペア:

[(1, 20217233673), (3, 6739077891), (7, 2888176239), (9, 2246359297), (13, 1555171821), (21, 962725413), (39, 518390607), (63, 320908471), (91, 222167403), (117, 172796869), (157, 128772189), (273, 74055801), (471, 42924063), (819, 24685267), (1099, 18396027), (1413, 14308021), (2041, 9905553), (3297, 6132009), (6123, 3301851), (9891, 2044003), (14287, 1415079), (18369, 1100617), (42861, 471693), (128583, 157231)]