66944384

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{40231}}^1$

素因数の和:40258

約数の個数: 32

約数和(自身を含む): 143628240

約数和(自身を除く): 76683856

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 40231, 80462, 160924, 321848, 523003, 643696, 1046006, 1287392, 2092012, 2574784, 4184024, 5149568, 8368048, 16736096, 33472192, 66944384]

約数ペア:

[(1, 66944384), (2, 33472192), (4, 16736096), (8, 8368048), (13, 5149568), (16, 4184024), (26, 2574784), (32, 2092012), (52, 1287392), (64, 1046006), (104, 643696), (128, 523003), (208, 321848), (416, 160924), (832, 80462), (1664, 40231)]