19411578

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{269}}^1$

素因数の和:507

約数の個数: 48

約数和(自身を含む): 44647200

約数和(自身を除く): 25235622

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 211, 269, 342, 422, 538, 633, 807, 1266, 1614, 1899, 2421, 3798, 4009, 4842, 5111, 8018, 10222, 12027, 15333, 24054, 30666, 36081, 45999, 56759, 72162, 91998, 113518, 170277, 340554, 510831, 1021662, 1078421, 2156842, 3235263, 6470526, 9705789, 19411578]

約数ペア:

[(1, 19411578), (2, 9705789), (3, 6470526), (6, 3235263), (9, 2156842), (18, 1078421), (19, 1021662), (38, 510831), (57, 340554), (114, 170277), (171, 113518), (211, 91998), (269, 72162), (342, 56759), (422, 45999), (538, 36081), (633, 30666), (807, 24054), (1266, 15333), (1614, 12027), (1899, 10222), (2421, 8018), (3798, 5111), (4009, 4842)]