20565118551

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{125003}}^1$

素因数の和:125127

約数の個数: 32

約数和(自身を含む): 29760952320

約数和(自身を除く): 9195833769

約数列:

[1, 3, 29, 31, 61, 87, 93, 183, 899, 1769, 1891, 2697, 5307, 5673, 54839, 125003, 164517, 375009, 3625087, 3875093, 7625183, 10875261, 11625279, 22875549, 112377697, 221130307, 236380673, 337133091, 663390921, 709142019, 6855039517, 20565118551]

約数ペア:

[(1, 20565118551), (3, 6855039517), (29, 709142019), (31, 663390921), (61, 337133091), (87, 236380673), (93, 221130307), (183, 112377697), (899, 22875549), (1769, 11625279), (1891, 10875261), (2697, 7625183), (5307, 3875093), (5673, 3625087), (54839, 375009), (125003, 164517)]