2005146009

素因数分解:

$3^4\times {\mathrm{983}}^1\times {\mathrm{25183}}^1$

素因数の和:26178

約数の個数: 20

約数和(自身を含む): 2998507776

約数和(自身を除く): 993361767

約数列:

[1, 3, 9, 27, 81, 983, 2949, 8847, 25183, 26541, 75549, 79623, 226647, 679941, 2039823, 24754889, 74264667, 222794001, 668382003, 2005146009]

約数ペア:

[(1, 2005146009), (3, 668382003), (9, 222794001), (27, 74264667), (81, 24754889), (983, 2039823), (2949, 679941), (8847, 226647), (25183, 79623), (26541, 75549)]