20182958896

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1\times {\mathrm{1399}}^1$

素因数の和:1826

約数の個数: 80

約数和(自身を含む): 41247360000

約数和(自身を除く): 21064401104

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 197, 199, 368, 394, 398, 788, 796, 1399, 1576, 1592, 2798, 3152, 3184, 4531, 4577, 5596, 9062, 9154, 11192, 18124, 18308, 22384, 32177, 36248, 36616, 39203, 64354, 72496, 73232, 78406, 128708, 156812, 257416, 275603, 278401, 313624, 514832, 551206, 556802, 627248, 901669, 1102412, 1113604, 1803338, 2204824, 2227208, 3606676, 4409648, 4454416, 6338869, 6403223, 7213352, 12677738, 12806446, 14426704, 25355476, 25612892, 50710952, 51225784, 54844997, 101421904, 102451568, 109689994, 219379988, 438759976, 877519952, 1261434931, 2522869862, 5045739724, 10091479448, 20182958896]

約数ペア:

[(1, 20182958896), (2, 10091479448), (4, 5045739724), (8, 2522869862), (16, 1261434931), (23, 877519952), (46, 438759976), (92, 219379988), (184, 109689994), (197, 102451568), (199, 101421904), (368, 54844997), (394, 51225784), (398, 50710952), (788, 25612892), (796, 25355476), (1399, 14426704), (1576, 12806446), (1592, 12677738), (2798, 7213352), (3152, 6403223), (3184, 6338869), (4531, 4454416), (4577, 4409648), (5596, 3606676), (9062, 2227208), (9154, 2204824), (11192, 1803338), (18124, 1113604), (18308, 1102412), (22384, 901669), (32177, 627248), (36248, 556802), (36616, 551206), (39203, 514832), (64354, 313624), (72496, 278401), (73232, 275603), (78406, 257416), (128708, 156812)]