19831658

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{509}}^1$

素因数の和:563

約数の個数: 48

約数和(自身を含む): 39070080

約数和(自身を除く): 19238422

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 121, 154, 161, 242, 253, 322, 506, 509, 847, 1018, 1694, 1771, 2783, 3542, 3563, 5566, 5599, 7126, 11198, 11707, 19481, 23414, 38962, 39193, 61589, 78386, 81949, 123178, 128777, 163898, 257554, 431123, 862246, 901439, 1416547, 1802878, 2833094, 9915829, 19831658]

約数ペア:

[(1, 19831658), (2, 9915829), (7, 2833094), (11, 1802878), (14, 1416547), (22, 901439), (23, 862246), (46, 431123), (77, 257554), (121, 163898), (154, 128777), (161, 123178), (242, 81949), (253, 78386), (322, 61589), (506, 39193), (509, 38962), (847, 23414), (1018, 19481), (1694, 11707), (1771, 11198), (2783, 7126), (3542, 5599), (3563, 5566)]