31320018

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5387}}^1$

素因数の和:5431

約数の個数: 48

約数和(自身を含む): 75647520

約数和(自身を除く): 44327502

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 34, 38, 51, 57, 102, 114, 153, 171, 306, 323, 342, 646, 969, 1938, 2907, 5387, 5814, 10774, 16161, 32322, 48483, 91579, 96966, 102353, 183158, 204706, 274737, 307059, 549474, 614118, 824211, 921177, 1648422, 1740001, 1842354, 3480002, 5220003, 10440006, 15660009, 31320018]

約数ペア:

[(1, 31320018), (2, 15660009), (3, 10440006), (6, 5220003), (9, 3480002), (17, 1842354), (18, 1740001), (19, 1648422), (34, 921177), (38, 824211), (51, 614118), (57, 549474), (102, 307059), (114, 274737), (153, 204706), (171, 183158), (306, 102353), (323, 96966), (342, 91579), (646, 48483), (969, 32322), (1938, 16161), (2907, 10774), (5387, 5814)]