39974896

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{192187}}^1$

素因数の和:192208

約数の個数: 20

約数和(自身を含む): 83409592

約数和(自身を除く): 43434696

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 192187, 384374, 768748, 1537496, 2498431, 3074992, 4996862, 9993724, 19987448, 39974896]

約数ペア:

[(1, 39974896), (2, 19987448), (4, 9993724), (8, 4996862), (13, 3074992), (16, 2498431), (26, 1537496), (52, 768748), (104, 384374), (208, 192187)]