20189481768

素因数分解:

$2^3\times 3^3\times {\mathrm{563}}^1\times {\mathrm{166021}}^1$

素因数の和:166599

約数の個数: 64

約数和(自身を含む): 56181844800

約数和(自身を除く): 35992363032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 563, 1126, 1689, 2252, 3378, 4504, 5067, 6756, 10134, 13512, 15201, 20268, 30402, 40536, 60804, 121608, 166021, 332042, 498063, 664084, 996126, 1328168, 1494189, 1992252, 2988378, 3984504, 4482567, 5976756, 8965134, 11953512, 17930268, 35860536, 93469823, 186939646, 280409469, 373879292, 560818938, 747758584, 841228407, 1121637876, 1682456814, 2243275752, 2523685221, 3364913628, 5047370442, 6729827256, 10094740884, 20189481768]

約数ペア:

[(1, 20189481768), (2, 10094740884), (3, 6729827256), (4, 5047370442), (6, 3364913628), (8, 2523685221), (9, 2243275752), (12, 1682456814), (18, 1121637876), (24, 841228407), (27, 747758584), (36, 560818938), (54, 373879292), (72, 280409469), (108, 186939646), (216, 93469823), (563, 35860536), (1126, 17930268), (1689, 11953512), (2252, 8965134), (3378, 5976756), (4504, 4482567), (5067, 3984504), (6756, 2988378), (10134, 1992252), (13512, 1494189), (15201, 1328168), (20268, 996126), (30402, 664084), (40536, 498063), (60804, 332042), (121608, 166021)]