16063580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1993}}^1$

素因数の和:2046

約数の個数: 48

約数和(自身を含む): 37519104

約数和(自身を除く): 21455524

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 1993, 2015, 3986, 4030, 7972, 8060, 9965, 19930, 25909, 39860, 51818, 61783, 103636, 123566, 129545, 247132, 259090, 308915, 518180, 617830, 803179, 1235660, 1606358, 3212716, 4015895, 8031790, 16063580]

約数ペア:

[(1, 16063580), (2, 8031790), (4, 4015895), (5, 3212716), (10, 1606358), (13, 1235660), (20, 803179), (26, 617830), (31, 518180), (52, 308915), (62, 259090), (65, 247132), (124, 129545), (130, 123566), (155, 103636), (260, 61783), (310, 51818), (403, 39860), (620, 25909), (806, 19930), (1612, 9965), (1993, 8060), (2015, 7972), (3986, 4030)]