20172952077

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{839}}^1\times {\mathrm{863}}^1$

素因数の和:1993

約数の個数: 32

約数和(自身を含む): 27799511040

約数和(自身を除く): 7626558963

約数列:

[1, 3, 37, 111, 251, 753, 839, 863, 2517, 2589, 9287, 27861, 31043, 31931, 93129, 95793, 210589, 216613, 631767, 649839, 724057, 2172171, 7791793, 8014681, 23375379, 24044043, 26790109, 80370327, 181738307, 545214921, 6724317359, 20172952077]

約数ペア:

[(1, 20172952077), (3, 6724317359), (37, 545214921), (111, 181738307), (251, 80370327), (753, 26790109), (839, 24044043), (863, 23375379), (2517, 8014681), (2589, 7791793), (9287, 2172171), (27861, 724057), (31043, 649839), (31931, 631767), (93129, 216613), (95793, 210589)]