20172272944

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{3251}}^1\times {\mathrm{20411}}^1$

素因数の和:23689

約数の個数: 40

約数和(自身を含む): 41155490880

約数和(自身を除く): 20983217936

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 3251, 6502, 13004, 20411, 26008, 40822, 52016, 61769, 81644, 123538, 163288, 247076, 326576, 387809, 494152, 775618, 988304, 1551236, 3102472, 6204944, 66356161, 132712322, 265424644, 530849288, 1061698576, 1260767059, 2521534118, 5043068236, 10086136472, 20172272944]

約数ペア:

[(1, 20172272944), (2, 10086136472), (4, 5043068236), (8, 2521534118), (16, 1260767059), (19, 1061698576), (38, 530849288), (76, 265424644), (152, 132712322), (304, 66356161), (3251, 6204944), (6502, 3102472), (13004, 1551236), (20411, 988304), (26008, 775618), (40822, 494152), (52016, 387809), (61769, 326576), (81644, 247076), (123538, 163288)]