20228218577

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{373}}^1\times {\mathrm{5743}}^1$

素因数の和:6213

約数の個数: 32

約数和(自身を含む): 24747909120

約数和(自身を除く): 4519690543

約数列:

[1, 7, 19, 71, 133, 373, 497, 1349, 2611, 5743, 7087, 9443, 26483, 40201, 49609, 109117, 185381, 407753, 503177, 763819, 2142139, 2854271, 3522239, 7747307, 14994973, 40700641, 54231149, 152091869, 284904487, 1064643083, 2889745511, 20228218577]

約数ペア:

[(1, 20228218577), (7, 2889745511), (19, 1064643083), (71, 284904487), (133, 152091869), (373, 54231149), (497, 40700641), (1349, 14994973), (2611, 7747307), (5743, 3522239), (7087, 2854271), (9443, 2142139), (26483, 763819), (40201, 503177), (49609, 407753), (109117, 185381)]