19812546

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^3\times {\mathrm{167}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 47980800

約数和(自身を除く): 28168254

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 167, 169, 234, 334, 338, 351, 501, 507, 702, 1002, 1014, 1503, 1521, 2171, 2197, 3006, 3042, 4342, 4394, 4509, 4563, 6513, 6591, 9018, 9126, 13026, 13182, 19539, 19773, 28223, 39078, 39546, 56446, 58617, 59319, 84669, 117234, 118638, 169338, 254007, 366899, 508014, 733798, 762021, 1100697, 1524042, 2201394, 3302091, 6604182, 9906273, 19812546]

約数ペア:

[(1, 19812546), (2, 9906273), (3, 6604182), (6, 3302091), (9, 2201394), (13, 1524042), (18, 1100697), (26, 762021), (27, 733798), (39, 508014), (54, 366899), (78, 254007), (117, 169338), (167, 118638), (169, 117234), (234, 84669), (334, 59319), (338, 58617), (351, 56446), (501, 39546), (507, 39078), (702, 28223), (1002, 19773), (1014, 19539), (1503, 13182), (1521, 13026), (2171, 9126), (2197, 9018), (3006, 6591), (3042, 6513), (4342, 4563), (4394, 4509)]