17963907

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 27068160

約数和(自身を除く): 9104253

約数列:

[1, 3, 13, 37, 39, 59, 111, 177, 211, 481, 633, 767, 1443, 2183, 2301, 2743, 6549, 7807, 8229, 12449, 23421, 28379, 37347, 85137, 101491, 161837, 304473, 460613, 485511, 1381839, 5987969, 17963907]

約数ペア:

[(1, 17963907), (3, 5987969), (13, 1381839), (37, 485511), (39, 460613), (59, 304473), (111, 161837), (177, 101491), (211, 85137), (481, 37347), (633, 28379), (767, 23421), (1443, 12449), (2183, 8229), (2301, 7807), (2743, 6549)]