18199545

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:294

約数の個数: 64

約数和(自身を含む): 36556800

約数和(自身を除く): 18357255

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 67, 91, 105, 195, 199, 201, 273, 335, 455, 469, 597, 871, 995, 1005, 1365, 1393, 1407, 2345, 2587, 2613, 2985, 4179, 4355, 6097, 6965, 7035, 7761, 12935, 13065, 13333, 18109, 18291, 20895, 30485, 38805, 39999, 54327, 66665, 90545, 91455, 93331, 173329, 199995, 271635, 279993, 466655, 519987, 866645, 1213303, 1399965, 2599935, 3639909, 6066515, 18199545]

約数ペア:

[(1, 18199545), (3, 6066515), (5, 3639909), (7, 2599935), (13, 1399965), (15, 1213303), (21, 866645), (35, 519987), (39, 466655), (65, 279993), (67, 271635), (91, 199995), (105, 173329), (195, 93331), (199, 91455), (201, 90545), (273, 66665), (335, 54327), (455, 39999), (469, 38805), (597, 30485), (871, 20895), (995, 18291), (1005, 18109), (1365, 13333), (1393, 13065), (1407, 12935), (2345, 7761), (2587, 7035), (2613, 6965), (2985, 6097), (4179, 4355)]