18870297970

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{6323}}^1$

素因数の和:6651

約数の個数: 64

約数和(自身を含む): 36143936640

約数和(自身を除く): 17273638670

約数列:

[1, 2, 5, 10, 29, 41, 58, 82, 145, 205, 251, 290, 410, 502, 1189, 1255, 2378, 2510, 5945, 6323, 7279, 10291, 11890, 12646, 14558, 20582, 31615, 36395, 51455, 63230, 72790, 102910, 183367, 259243, 298439, 366734, 518486, 596878, 916835, 1296215, 1492195, 1587073, 1833670, 2592430, 2984390, 3174146, 7518047, 7935365, 15036094, 15870730, 37590235, 46025117, 65069993, 75180470, 92050234, 130139986, 230125585, 325349965, 460251170, 650699930, 1887029797, 3774059594, 9435148985, 18870297970]

約数ペア:

[(1, 18870297970), (2, 9435148985), (5, 3774059594), (10, 1887029797), (29, 650699930), (41, 460251170), (58, 325349965), (82, 230125585), (145, 130139986), (205, 92050234), (251, 75180470), (290, 65069993), (410, 46025117), (502, 37590235), (1189, 15870730), (1255, 15036094), (2378, 7935365), (2510, 7518047), (5945, 3174146), (6323, 2984390), (7279, 2592430), (10291, 1833670), (11890, 1587073), (12646, 1492195), (14558, 1296215), (20582, 916835), (31615, 596878), (36395, 518486), (51455, 366734), (63230, 298439), (72790, 259243), (102910, 183367)]