19291948

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{271}}^1$

素因数の和:362

約数の個数: 36

約数和(自身を含む): 37504992

約数和(自身を除く): 18213044

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 271, 481, 542, 962, 1084, 1369, 1924, 2738, 3523, 5476, 7046, 10027, 14092, 17797, 20054, 35594, 40108, 71188, 130351, 260702, 370999, 521404, 741998, 1483996, 4822987, 9645974, 19291948]

約数ペア:

[(1, 19291948), (2, 9645974), (4, 4822987), (13, 1483996), (26, 741998), (37, 521404), (52, 370999), (74, 260702), (148, 130351), (271, 71188), (481, 40108), (542, 35594), (962, 20054), (1084, 17797), (1369, 14092), (1924, 10027), (2738, 7046), (3523, 5476)]