18482919

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{857}}^1$

素因数の和:959

約数の個数: 32

約数和(自身を含む): 30750720

約数和(自身を除く): 12267801

約数列:

[1, 3, 7, 13, 21, 39, 79, 91, 237, 273, 553, 857, 1027, 1659, 2571, 3081, 5999, 7189, 11141, 17997, 21567, 33423, 67703, 77987, 203109, 233961, 473921, 880139, 1421763, 2640417, 6160973, 18482919]

約数ペア:

[(1, 18482919), (3, 6160973), (7, 2640417), (13, 1421763), (21, 880139), (39, 473921), (79, 233961), (91, 203109), (237, 77987), (273, 67703), (553, 33423), (857, 21567), (1027, 17997), (1659, 11141), (2571, 7189), (3081, 5999)]