18935514

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4259}}^1$

素因数の和:4299

約数の個数: 48

約数和(自身を含む): 46519200

約数和(自身を除く): 27583686

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1482, 2223, 4259, 4446, 8518, 12777, 25554, 38331, 55367, 76662, 80921, 110734, 161842, 166101, 242763, 332202, 485526, 498303, 728289, 996606, 1051973, 1456578, 2103946, 3155919, 6311838, 9467757, 18935514]

約数ペア:

[(1, 18935514), (2, 9467757), (3, 6311838), (6, 3155919), (9, 2103946), (13, 1456578), (18, 1051973), (19, 996606), (26, 728289), (38, 498303), (39, 485526), (57, 332202), (78, 242763), (114, 166101), (117, 161842), (171, 110734), (234, 80921), (247, 76662), (342, 55367), (494, 38331), (741, 25554), (1482, 12777), (2223, 8518), (4259, 4446)]