19443165

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 37933056

約数和(自身を除く): 18489891

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 83, 97, 105, 115, 161, 249, 291, 345, 415, 483, 485, 581, 679, 805, 1245, 1455, 1743, 1909, 2037, 2231, 2415, 2905, 3395, 5727, 6693, 8051, 8715, 9545, 10185, 11155, 13363, 15617, 24153, 28635, 33465, 40089, 40255, 46851, 56357, 66815, 78085, 120765, 169071, 185173, 200445, 234255, 281785, 555519, 845355, 925865, 1296211, 2777595, 3888633, 6481055, 19443165]

約数ペア:

[(1, 19443165), (3, 6481055), (5, 3888633), (7, 2777595), (15, 1296211), (21, 925865), (23, 845355), (35, 555519), (69, 281785), (83, 234255), (97, 200445), (105, 185173), (115, 169071), (161, 120765), (249, 78085), (291, 66815), (345, 56357), (415, 46851), (483, 40255), (485, 40089), (581, 33465), (679, 28635), (805, 24153), (1245, 15617), (1455, 13363), (1743, 11155), (1909, 10185), (2037, 9545), (2231, 8715), (2415, 8051), (2905, 6693), (3395, 5727)]