19051136

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{107}}^2$

素因数の和:241

約数の個数: 48

約数和(自身を含む): 41258490

約数和(自身を除く): 22207354

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 107, 128, 208, 214, 416, 428, 832, 856, 1391, 1664, 1712, 2782, 3424, 5564, 6848, 11128, 11449, 13696, 22256, 22898, 44512, 45796, 89024, 91592, 148837, 178048, 183184, 297674, 366368, 595348, 732736, 1190696, 1465472, 2381392, 4762784, 9525568, 19051136]

約数ペア:

[(1, 19051136), (2, 9525568), (4, 4762784), (8, 2381392), (13, 1465472), (16, 1190696), (26, 732736), (32, 595348), (52, 366368), (64, 297674), (104, 183184), (107, 178048), (128, 148837), (208, 91592), (214, 89024), (416, 45796), (428, 44512), (832, 22898), (856, 22256), (1391, 13696), (1664, 11449), (1712, 11128), (2782, 6848), (3424, 5564)]