213234568

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1402859}}^1$

素因数の和:1402884

約数の個数: 16

約数和(自身を含む): 420858000

約数和(自身を除く): 207623432

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1402859, 2805718, 5611436, 11222872, 26654321, 53308642, 106617284, 213234568]

約数ペア:

[(1, 213234568), (2, 106617284), (4, 53308642), (8, 26654321), (19, 11222872), (38, 5611436), (76, 2805718), (152, 1402859)]