19650477

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{331}}^1$

素因数の和:609

約数の個数: 32

約数和(自身を含む): 32891904

約数和(自身を除く): 13241427

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 257, 331, 771, 993, 1799, 2317, 2827, 3641, 5397, 6951, 8481, 10923, 19789, 25487, 59367, 76461, 85067, 255201, 595469, 935737, 1786407, 2807211, 6550159, 19650477]

約数ペア:

[(1, 19650477), (3, 6550159), (7, 2807211), (11, 1786407), (21, 935737), (33, 595469), (77, 255201), (231, 85067), (257, 76461), (331, 59367), (771, 25487), (993, 19789), (1799, 10923), (2317, 8481), (2827, 6951), (3641, 5397)]