19005354871

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{3929}}^1$

素因数の和:4135

約数の個数: 32

約数和(自身を含む): 20883202560

約数和(自身を除く): 1877847689

約数列:

[1, 23, 43, 67, 73, 989, 1541, 1679, 2881, 3139, 3929, 4891, 66263, 72197, 90367, 112493, 168947, 210313, 263243, 286817, 3885781, 4837199, 6054589, 6596791, 11319449, 12333131, 19216739, 260347327, 283662013, 441984997, 826319777, 19005354871]

約数ペア:

[(1, 19005354871), (23, 826319777), (43, 441984997), (67, 283662013), (73, 260347327), (989, 19216739), (1541, 12333131), (1679, 11319449), (2881, 6596791), (3139, 6054589), (3929, 4837199), (4891, 3885781), (66263, 286817), (72197, 263243), (90367, 210313), (112493, 168947)]