19139276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{383}}^1$

素因数の和:462

約数の個数: 36

約数和(自身を含む): 37368576

約数和(自身を除く): 18229300

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 383, 403, 766, 806, 961, 1532, 1612, 1922, 3844, 4979, 9958, 11873, 12493, 19916, 23746, 24986, 47492, 49972, 154349, 308698, 368063, 617396, 736126, 1472252, 4784819, 9569638, 19139276]

約数ペア:

[(1, 19139276), (2, 9569638), (4, 4784819), (13, 1472252), (26, 736126), (31, 617396), (52, 368063), (62, 308698), (124, 154349), (383, 49972), (403, 47492), (766, 24986), (806, 23746), (961, 19916), (1532, 12493), (1612, 11873), (1922, 9958), (3844, 4979)]