18456438

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1$

素因数の和:482

約数の個数: 96

約数和(自身を含む): 50561280

約数和(自身を除く): 32104842

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 42, 49, 66, 77, 78, 91, 98, 143, 147, 154, 182, 231, 273, 286, 294, 429, 439, 462, 539, 546, 637, 858, 878, 1001, 1078, 1274, 1317, 1617, 1911, 2002, 2634, 3003, 3073, 3234, 3822, 4829, 5707, 6006, 6146, 7007, 9219, 9658, 11414, 14014, 14487, 17121, 18438, 21021, 21511, 28974, 33803, 34242, 39949, 42042, 43022, 62777, 64533, 67606, 79898, 101409, 119847, 125554, 129066, 188331, 202818, 236621, 239694, 279643, 376662, 439439, 473242, 559286, 709863, 838929, 878878, 1318317, 1419726, 1677858, 2636634, 3076073, 6152146, 9228219, 18456438]

約数ペア:

[(1, 18456438), (2, 9228219), (3, 6152146), (6, 3076073), (7, 2636634), (11, 1677858), (13, 1419726), (14, 1318317), (21, 878878), (22, 838929), (26, 709863), (33, 559286), (39, 473242), (42, 439439), (49, 376662), (66, 279643), (77, 239694), (78, 236621), (91, 202818), (98, 188331), (143, 129066), (147, 125554), (154, 119847), (182, 101409), (231, 79898), (273, 67606), (286, 64533), (294, 62777), (429, 43022), (439, 42042), (462, 39949), (539, 34242), (546, 33803), (637, 28974), (858, 21511), (878, 21021), (1001, 18438), (1078, 17121), (1274, 14487), (1317, 14014), (1617, 11414), (1911, 9658), (2002, 9219), (2634, 7007), (3003, 6146), (3073, 6006), (3234, 5707), (3822, 4829)]