19443138

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:120

約数の個数: 128

約数和(自身を含む): 51093504

約数和(自身を除く): 31650366

約数列:

[1, 2, 3, 6, 11, 13, 17, 22, 26, 31, 33, 34, 39, 43, 51, 62, 66, 78, 86, 93, 102, 129, 143, 186, 187, 221, 258, 286, 341, 374, 403, 429, 442, 473, 527, 559, 561, 663, 682, 731, 806, 858, 946, 1023, 1054, 1118, 1122, 1209, 1326, 1333, 1419, 1462, 1581, 1677, 2046, 2193, 2418, 2431, 2666, 2838, 3162, 3354, 3999, 4386, 4433, 4862, 5797, 6149, 6851, 7293, 7998, 8041, 8866, 9503, 11594, 12298, 13299, 13702, 14586, 14663, 16082, 17329, 17391, 18447, 19006, 20553, 22661, 24123, 26598, 28509, 29326, 34658, 34782, 36894, 41106, 43989, 45322, 48246, 51987, 57018, 67983, 75361, 87978, 103974, 104533, 135966, 150722, 190619, 209066, 226083, 249271, 294593, 313599, 381238, 452166, 498542, 571857, 589186, 627198, 747813, 883779, 1143714, 1495626, 1767558, 3240523, 6481046, 9721569, 19443138]

約数ペア:

[(1, 19443138), (2, 9721569), (3, 6481046), (6, 3240523), (11, 1767558), (13, 1495626), (17, 1143714), (22, 883779), (26, 747813), (31, 627198), (33, 589186), (34, 571857), (39, 498542), (43, 452166), (51, 381238), (62, 313599), (66, 294593), (78, 249271), (86, 226083), (93, 209066), (102, 190619), (129, 150722), (143, 135966), (186, 104533), (187, 103974), (221, 87978), (258, 75361), (286, 67983), (341, 57018), (374, 51987), (403, 48246), (429, 45322), (442, 43989), (473, 41106), (527, 36894), (559, 34782), (561, 34658), (663, 29326), (682, 28509), (731, 26598), (806, 24123), (858, 22661), (946, 20553), (1023, 19006), (1054, 18447), (1118, 17391), (1122, 17329), (1209, 16082), (1326, 14663), (1333, 14586), (1419, 13702), (1462, 13299), (1581, 12298), (1677, 11594), (2046, 9503), (2193, 8866), (2418, 8041), (2431, 7998), (2666, 7293), (2838, 6851), (3162, 6149), (3354, 5797), (3999, 4862), (4386, 4433)]