18189699

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 27820800

約数和(自身を除く): 9631101

約数列:

[1, 3, 11, 29, 33, 83, 87, 229, 249, 319, 687, 913, 957, 2407, 2519, 2739, 6641, 7221, 7557, 19007, 19923, 26477, 57021, 73051, 79431, 209077, 219153, 551203, 627231, 1653609, 6063233, 18189699]

約数ペア:

[(1, 18189699), (3, 6063233), (11, 1653609), (29, 627231), (33, 551203), (83, 219153), (87, 209077), (229, 79431), (249, 73051), (319, 57021), (687, 26477), (913, 19923), (957, 19007), (2407, 7557), (2519, 7221), (2739, 6641)]