19029164

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1993}}^1$

素因数の和:2046

約数の個数: 48

約数和(自身を含む): 42878976

約数和(自身を除く): 23849812

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 341, 434, 682, 868, 1364, 1993, 2387, 3986, 4774, 7972, 9548, 13951, 21923, 27902, 43846, 55804, 61783, 87692, 123566, 153461, 247132, 306922, 432481, 613844, 679613, 864962, 1359226, 1729924, 2718452, 4757291, 9514582, 19029164]

約数ペア:

[(1, 19029164), (2, 9514582), (4, 4757291), (7, 2718452), (11, 1729924), (14, 1359226), (22, 864962), (28, 679613), (31, 613844), (44, 432481), (62, 306922), (77, 247132), (124, 153461), (154, 123566), (217, 87692), (308, 61783), (341, 55804), (434, 43846), (682, 27902), (868, 21923), (1364, 13951), (1993, 9548), (2387, 7972), (3986, 4774)]