1680851888

素因数分解:

$2^4\times {\mathrm{23827}}^1\times {\mathrm{4409}}^1$

素因数の和:28244

約数の個数: 20

約数和(自身を含む): 3257525880

約数和(自身を除く): 1576673992

約数列:

[1, 2, 4, 8, 16, 4409, 8818, 17636, 23827, 35272, 47654, 70544, 95308, 190616, 381232, 105053243, 210106486, 420212972, 840425944, 1680851888]

約数ペア:

[(1, 1680851888), (2, 840425944), (4, 420212972), (8, 210106486), (16, 105053243), (4409, 381232), (8818, 190616), (17636, 95308), (23827, 70544), (35272, 47654)]