19262474

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 37001664

約数和(自身を除く): 17739190

約数列:

[1, 2, 7, 11, 14, 22, 77, 83, 121, 137, 154, 166, 242, 274, 581, 847, 913, 959, 1162, 1507, 1694, 1826, 1918, 3014, 6391, 10043, 10549, 11371, 12782, 16577, 20086, 21098, 22742, 33154, 70301, 79597, 116039, 125081, 140602, 159194, 232078, 250162, 875567, 1375891, 1751134, 2751782, 9631237, 19262474]

約数ペア:

[(1, 19262474), (2, 9631237), (7, 2751782), (11, 1751134), (14, 1375891), (22, 875567), (77, 250162), (83, 232078), (121, 159194), (137, 140602), (154, 125081), (166, 116039), (242, 79597), (274, 70301), (581, 33154), (847, 22742), (913, 21098), (959, 20086), (1162, 16577), (1507, 12782), (1694, 11371), (1826, 10549), (1918, 10043), (3014, 6391)]