156939658

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1$

素因数の和:622

約数の個数: 32

約数和(自身を含む): 253319040

約数和(自身を除く): 96379382

約数列:

[1, 2, 19, 38, 101, 103, 202, 206, 397, 794, 1919, 1957, 3838, 3914, 7543, 10403, 15086, 20806, 40097, 40891, 80194, 81782, 197657, 395314, 761843, 776929, 1523686, 1553858, 4129991, 8259982, 78469829, 156939658]

約数ペア:

[(1, 156939658), (2, 78469829), (19, 8259982), (38, 4129991), (101, 1553858), (103, 1523686), (202, 776929), (206, 761843), (397, 395314), (794, 197657), (1919, 81782), (1957, 80194), (3838, 40891), (3914, 40097), (7543, 20806), (10403, 15086)]