18195780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{17839}}^1$

素因数の和:17868

約数の個数: 48

約数和(自身を含む): 53948160

約数和(自身を除く): 35752380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 17839, 35678, 53517, 71356, 89195, 107034, 178390, 214068, 267585, 303263, 356780, 535170, 606526, 909789, 1070340, 1213052, 1516315, 1819578, 3032630, 3639156, 4548945, 6065260, 9097890, 18195780]

約数ペア:

[(1, 18195780), (2, 9097890), (3, 6065260), (4, 4548945), (5, 3639156), (6, 3032630), (10, 1819578), (12, 1516315), (15, 1213052), (17, 1070340), (20, 909789), (30, 606526), (34, 535170), (51, 356780), (60, 303263), (68, 267585), (85, 214068), (102, 178390), (170, 107034), (204, 89195), (255, 71356), (340, 53517), (510, 35678), (1020, 17839)]