19277804

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{251}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 41884416

約数和(自身を除く): 22606612

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 211, 251, 364, 422, 502, 844, 1004, 1477, 1757, 2743, 2954, 3263, 3514, 5486, 5908, 6526, 7028, 10972, 13052, 19201, 22841, 38402, 45682, 52961, 76804, 91364, 105922, 211844, 370727, 688493, 741454, 1376986, 1482908, 2753972, 4819451, 9638902, 19277804]

約数ペア:

[(1, 19277804), (2, 9638902), (4, 4819451), (7, 2753972), (13, 1482908), (14, 1376986), (26, 741454), (28, 688493), (52, 370727), (91, 211844), (182, 105922), (211, 91364), (251, 76804), (364, 52961), (422, 45682), (502, 38402), (844, 22841), (1004, 19201), (1477, 13052), (1757, 10972), (2743, 7028), (2954, 6526), (3263, 5908), (3514, 5486)]