18896570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:156

約数の個数: 96

約数和(自身を含む): 45045504

約数和(自身を除く): 26148934

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 23, 35, 46, 55, 70, 77, 97, 110, 115, 121, 154, 161, 194, 230, 242, 253, 322, 385, 485, 506, 605, 679, 770, 805, 847, 970, 1067, 1210, 1265, 1358, 1610, 1694, 1771, 2134, 2231, 2530, 2783, 3395, 3542, 4235, 4462, 5335, 5566, 6790, 7469, 8470, 8855, 10670, 11155, 11737, 13915, 14938, 15617, 17710, 19481, 22310, 23474, 24541, 27830, 31234, 37345, 38962, 49082, 58685, 74690, 78085, 82159, 97405, 117370, 122705, 156170, 164318, 171787, 194810, 245410, 269951, 343574, 410795, 539902, 821590, 858935, 1349755, 1717870, 1889657, 2699510, 3779314, 9448285, 18896570]

約数ペア:

[(1, 18896570), (2, 9448285), (5, 3779314), (7, 2699510), (10, 1889657), (11, 1717870), (14, 1349755), (22, 858935), (23, 821590), (35, 539902), (46, 410795), (55, 343574), (70, 269951), (77, 245410), (97, 194810), (110, 171787), (115, 164318), (121, 156170), (154, 122705), (161, 117370), (194, 97405), (230, 82159), (242, 78085), (253, 74690), (322, 58685), (385, 49082), (485, 38962), (506, 37345), (605, 31234), (679, 27830), (770, 24541), (805, 23474), (847, 22310), (970, 19481), (1067, 17710), (1210, 15617), (1265, 14938), (1358, 13915), (1610, 11737), (1694, 11155), (1771, 10670), (2134, 8855), (2231, 8470), (2530, 7469), (2783, 6790), (3395, 5566), (3542, 5335), (4235, 4462)]