19541718

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5003}}^1$

素因数の和:5049

約数の個数: 48

約数和(自身を含む): 49959936

約数和(自身を除く): 30418218

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 62, 63, 93, 126, 186, 217, 279, 434, 558, 651, 1302, 1953, 3906, 5003, 10006, 15009, 30018, 35021, 45027, 70042, 90054, 105063, 155093, 210126, 310186, 315189, 465279, 630378, 930558, 1085651, 1395837, 2171302, 2791674, 3256953, 6513906, 9770859, 19541718]

約数ペア:

[(1, 19541718), (2, 9770859), (3, 6513906), (6, 3256953), (7, 2791674), (9, 2171302), (14, 1395837), (18, 1085651), (21, 930558), (31, 630378), (42, 465279), (62, 315189), (63, 310186), (93, 210126), (126, 155093), (186, 105063), (217, 90054), (279, 70042), (434, 45027), (558, 35021), (651, 30018), (1302, 15009), (1953, 10006), (3906, 5003)]