2018762350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{193183}}^1$

素因数の和:193225

約数の個数: 48

約数和(自身を含む): 4311866880

約数和(自身を除く): 2293104530

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 190, 209, 275, 418, 475, 550, 950, 1045, 2090, 5225, 10450, 193183, 386366, 965915, 1931830, 2125013, 3670477, 4250026, 4829575, 7340954, 9659150, 10625065, 18352385, 21250130, 36704770, 40375247, 53125325, 80750494, 91761925, 106250650, 183523850, 201876235, 403752470, 1009381175, 2018762350]

約数ペア:

[(1, 2018762350), (2, 1009381175), (5, 403752470), (10, 201876235), (11, 183523850), (19, 106250650), (22, 91761925), (25, 80750494), (38, 53125325), (50, 40375247), (55, 36704770), (95, 21250130), (110, 18352385), (190, 10625065), (209, 9659150), (275, 7340954), (418, 4829575), (475, 4250026), (550, 3670477), (950, 2125013), (1045, 1931830), (2090, 965915), (5225, 386366), (10450, 193183)]