1629668

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{523}}^1$

素因数の和:587

約数の個数: 24

約数和(自身を含む): 3081120

約数和(自身を除く): 1451452

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 164, 523, 779, 1046, 1558, 2092, 3116, 9937, 19874, 21443, 39748, 42886, 85772, 407417, 814834, 1629668]

約数ペア:

[(1, 1629668), (2, 814834), (4, 407417), (19, 85772), (38, 42886), (41, 39748), (76, 21443), (82, 19874), (164, 9937), (523, 3116), (779, 2092), (1046, 1558)]