19474356

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:181

約数の個数: 96

約数和(自身を含む): 52512768

約数和(自身を除く): 33038412

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 43, 44, 47, 66, 73, 86, 94, 129, 132, 141, 146, 172, 188, 219, 258, 282, 292, 438, 473, 516, 517, 564, 803, 876, 946, 1034, 1419, 1551, 1606, 1892, 2021, 2068, 2409, 2838, 3102, 3139, 3212, 3431, 4042, 4818, 5676, 6063, 6204, 6278, 6862, 8084, 9417, 9636, 10293, 12126, 12556, 13724, 18834, 20586, 22231, 24252, 34529, 37668, 37741, 41172, 44462, 66693, 69058, 75482, 88924, 103587, 113223, 133386, 138116, 147533, 150964, 207174, 226446, 266772, 295066, 414348, 442599, 452892, 590132, 885198, 1622863, 1770396, 3245726, 4868589, 6491452, 9737178, 19474356]

約数ペア:

[(1, 19474356), (2, 9737178), (3, 6491452), (4, 4868589), (6, 3245726), (11, 1770396), (12, 1622863), (22, 885198), (33, 590132), (43, 452892), (44, 442599), (47, 414348), (66, 295066), (73, 266772), (86, 226446), (94, 207174), (129, 150964), (132, 147533), (141, 138116), (146, 133386), (172, 113223), (188, 103587), (219, 88924), (258, 75482), (282, 69058), (292, 66693), (438, 44462), (473, 41172), (516, 37741), (517, 37668), (564, 34529), (803, 24252), (876, 22231), (946, 20586), (1034, 18834), (1419, 13724), (1551, 12556), (1606, 12126), (1892, 10293), (2021, 9636), (2068, 9417), (2409, 8084), (2838, 6862), (3102, 6278), (3139, 6204), (3212, 6063), (3431, 5676), (4042, 4818)]