18501364

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{419}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 39513600

約数和(自身を除く): 21012236

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 83, 133, 166, 266, 332, 419, 532, 581, 838, 1162, 1577, 1676, 2324, 2933, 3154, 5866, 6308, 7961, 11039, 11732, 15922, 22078, 31844, 34777, 44156, 55727, 69554, 111454, 139108, 222908, 243439, 486878, 660763, 973756, 1321526, 2643052, 4625341, 9250682, 18501364]

約数ペア:

[(1, 18501364), (2, 9250682), (4, 4625341), (7, 2643052), (14, 1321526), (19, 973756), (28, 660763), (38, 486878), (76, 243439), (83, 222908), (133, 139108), (166, 111454), (266, 69554), (332, 55727), (419, 44156), (532, 34777), (581, 31844), (838, 22078), (1162, 15922), (1577, 11732), (1676, 11039), (2324, 7961), (2933, 6308), (3154, 5866)]