19719602

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1303}}^1$

素因数の和:1382

約数の個数: 32

約数和(自身を含む): 36052992

約数和(自身を除く): 16333390

約数列:

[1, 2, 7, 14, 23, 46, 47, 94, 161, 322, 329, 658, 1081, 1303, 2162, 2606, 7567, 9121, 15134, 18242, 29969, 59938, 61241, 122482, 209783, 419566, 428687, 857374, 1408543, 2817086, 9859801, 19719602]

約数ペア:

[(1, 19719602), (2, 9859801), (7, 2817086), (14, 1408543), (23, 857374), (46, 428687), (47, 419566), (94, 209783), (161, 122482), (322, 61241), (329, 59938), (658, 29969), (1081, 18242), (1303, 15134), (2162, 9121), (2606, 7567)]