20165964408

素因数分解:

$2^3\times 3^2\times {\mathrm{181}}^1\times {\mathrm{1547419}}^1$

素因数の和:1547612

約数の個数: 48

約数和(自身を含む): 54917935800

約数和(自身を除く): 34751971392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 181, 362, 543, 724, 1086, 1448, 1629, 2172, 3258, 4344, 6516, 13032, 1547419, 3094838, 4642257, 6189676, 9284514, 12379352, 13926771, 18569028, 27853542, 37138056, 55707084, 111414168, 280082839, 560165678, 840248517, 1120331356, 1680497034, 2240662712, 2520745551, 3360994068, 5041491102, 6721988136, 10082982204, 20165964408]

約数ペア:

[(1, 20165964408), (2, 10082982204), (3, 6721988136), (4, 5041491102), (6, 3360994068), (8, 2520745551), (9, 2240662712), (12, 1680497034), (18, 1120331356), (24, 840248517), (36, 560165678), (72, 280082839), (181, 111414168), (362, 55707084), (543, 37138056), (724, 27853542), (1086, 18569028), (1448, 13926771), (1629, 12379352), (2172, 9284514), (3258, 6189676), (4344, 4642257), (6516, 3094838), (13032, 1547419)]