19890108

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{78929}}^1$

素因数の和:78946

約数の個数: 36

約数和(自身を含む): 57461040

約数和(自身を除く): 37570932

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 78929, 157858, 236787, 315716, 473574, 552503, 710361, 947148, 1105006, 1420722, 1657509, 2210012, 2841444, 3315018, 4972527, 6630036, 9945054, 19890108]

約数ペア:

[(1, 19890108), (2, 9945054), (3, 6630036), (4, 4972527), (6, 3315018), (7, 2841444), (9, 2210012), (12, 1657509), (14, 1420722), (18, 1105006), (21, 947148), (28, 710361), (36, 552503), (42, 473574), (63, 315716), (84, 236787), (126, 157858), (252, 78929)]