19792773

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^4$

素因数の和:76

約数の個数: 60

約数和(自身を含む): 38614368

約数和(自身を除く): 18821595

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 63, 77, 91, 99, 117, 143, 169, 231, 273, 429, 507, 693, 819, 1001, 1183, 1287, 1521, 1859, 2197, 3003, 3549, 5577, 6591, 9009, 10647, 13013, 15379, 16731, 19773, 24167, 28561, 39039, 46137, 72501, 85683, 117117, 138411, 169169, 199927, 217503, 257049, 314171, 507507, 599781, 942513, 1522521, 1799343, 2199197, 2827539, 6597591, 19792773]

約数ペア:

[(1, 19792773), (3, 6597591), (7, 2827539), (9, 2199197), (11, 1799343), (13, 1522521), (21, 942513), (33, 599781), (39, 507507), (63, 314171), (77, 257049), (91, 217503), (99, 199927), (117, 169169), (143, 138411), (169, 117117), (231, 85683), (273, 72501), (429, 46137), (507, 39039), (693, 28561), (819, 24167), (1001, 19773), (1183, 16731), (1287, 15379), (1521, 13013), (1859, 10647), (2197, 9009), (3003, 6591), (3549, 5577)]