19492794009

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{57037}}^1$

素因数の和:57206

約数の個数: 48

約数和(自身を含む): 31890173952

約数和(自身を除く): 12397379943

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 127, 207, 299, 381, 897, 1143, 1651, 2691, 2921, 4953, 8763, 14859, 26289, 37973, 57037, 113919, 171111, 341757, 513333, 741481, 1311851, 2224443, 3935553, 6673329, 7243699, 11806659, 17054063, 21731097, 51162189, 65193291, 94168087, 153486567, 166605077, 282504261, 499815231, 847512783, 1499445693, 2165866001, 6497598003, 19492794009]

約数ペア:

[(1, 19492794009), (3, 6497598003), (9, 2165866001), (13, 1499445693), (23, 847512783), (39, 499815231), (69, 282504261), (117, 166605077), (127, 153486567), (207, 94168087), (299, 65193291), (381, 51162189), (897, 21731097), (1143, 17054063), (1651, 11806659), (2691, 7243699), (2921, 6673329), (4953, 3935553), (8763, 2224443), (14859, 1311851), (26289, 741481), (37973, 513333), (57037, 341757), (113919, 171111)]