20145801

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 30425472

約数和(自身を除く): 10279671

約数列:

[1, 3, 13, 39, 41, 43, 123, 129, 293, 533, 559, 879, 1599, 1677, 1763, 3809, 5289, 11427, 12013, 12599, 22919, 36039, 37797, 68757, 156169, 163787, 468507, 491361, 516559, 1549677, 6715267, 20145801]

約数ペア:

[(1, 20145801), (3, 6715267), (13, 1549677), (39, 516559), (41, 491361), (43, 468507), (123, 163787), (129, 156169), (293, 68757), (533, 37797), (559, 36039), (879, 22919), (1599, 12599), (1677, 12013), (1763, 11427), (3809, 5289)]