19768584

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{727}}^1$

素因数の和:850

約数の個数: 64

約数和(自身を含む): 54512640

約数和(自身を除く): 34744056

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 103, 132, 206, 264, 309, 412, 618, 727, 824, 1133, 1236, 1454, 2181, 2266, 2472, 2908, 3399, 4362, 4532, 5816, 6798, 7997, 8724, 9064, 13596, 15994, 17448, 23991, 27192, 31988, 47982, 63976, 74881, 95964, 149762, 191928, 224643, 299524, 449286, 599048, 823691, 898572, 1647382, 1797144, 2471073, 3294764, 4942146, 6589528, 9884292, 19768584]

約数ペア:

[(1, 19768584), (2, 9884292), (3, 6589528), (4, 4942146), (6, 3294764), (8, 2471073), (11, 1797144), (12, 1647382), (22, 898572), (24, 823691), (33, 599048), (44, 449286), (66, 299524), (88, 224643), (103, 191928), (132, 149762), (206, 95964), (264, 74881), (309, 63976), (412, 47982), (618, 31988), (727, 27192), (824, 23991), (1133, 17448), (1236, 15994), (1454, 13596), (2181, 9064), (2266, 8724), (2472, 7997), (2908, 6798), (3399, 5816), (4362, 4532)]