18704268

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:487

約数の個数: 72

約数和(自身を含む): 52088400

約数和(自身を除く): 33384132

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 149, 198, 298, 317, 396, 447, 596, 634, 894, 951, 1268, 1341, 1639, 1788, 1902, 2682, 2853, 3278, 3487, 3804, 4917, 5364, 5706, 6556, 6974, 9834, 10461, 11412, 13948, 14751, 19668, 20922, 29502, 31383, 41844, 47233, 59004, 62766, 94466, 125532, 141699, 188932, 283398, 425097, 519563, 566796, 850194, 1039126, 1558689, 1700388, 2078252, 3117378, 4676067, 6234756, 9352134, 18704268]

約数ペア:

[(1, 18704268), (2, 9352134), (3, 6234756), (4, 4676067), (6, 3117378), (9, 2078252), (11, 1700388), (12, 1558689), (18, 1039126), (22, 850194), (33, 566796), (36, 519563), (44, 425097), (66, 283398), (99, 188932), (132, 141699), (149, 125532), (198, 94466), (298, 62766), (317, 59004), (396, 47233), (447, 41844), (596, 31383), (634, 29502), (894, 20922), (951, 19668), (1268, 14751), (1341, 13948), (1639, 11412), (1788, 10461), (1902, 9834), (2682, 6974), (2853, 6556), (3278, 5706), (3487, 5364), (3804, 4917)]