19286991738

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{521}}^1\times {\mathrm{293803}}^1$

素因数の和:294339

約数の個数: 48

約数和(自身を含む): 47850094656

約数和(自身を除く): 28563102918

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 521, 1042, 1563, 3126, 3647, 4689, 7294, 9378, 10941, 21882, 32823, 65646, 293803, 587606, 881409, 1762818, 2056621, 2644227, 4113242, 5288454, 6169863, 12339726, 18509589, 37019178, 153071363, 306142726, 459214089, 918428178, 1071499541, 1377642267, 2142999082, 2755284534, 3214498623, 6428997246, 9643495869, 19286991738]

約数ペア:

[(1, 19286991738), (2, 9643495869), (3, 6428997246), (6, 3214498623), (7, 2755284534), (9, 2142999082), (14, 1377642267), (18, 1071499541), (21, 918428178), (42, 459214089), (63, 306142726), (126, 153071363), (521, 37019178), (1042, 18509589), (1563, 12339726), (3126, 6169863), (3647, 5288454), (4689, 4113242), (7294, 2644227), (9378, 2056621), (10941, 1762818), (21882, 881409), (32823, 587606), (65646, 293803)]