18836706824

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{13309}}^1$

素因数の和:13798

約数の個数: 64

約数和(自身を含む): 39355008000

約数和(自身を除く): 20518301176

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 439, 806, 878, 1612, 1756, 3224, 3512, 5707, 11414, 13309, 13609, 22828, 26618, 27218, 45656, 53236, 54436, 106472, 108872, 173017, 176917, 346034, 353834, 412579, 692068, 707668, 825158, 1384136, 1415336, 1650316, 3300632, 5363527, 5842651, 10727054, 11685302, 21454108, 23370604, 42908216, 46741208, 75954463, 151908926, 181122181, 303817852, 362244362, 607635704, 724488724, 1448977448, 2354588353, 4709176706, 9418353412, 18836706824]

約数ペア:

[(1, 18836706824), (2, 9418353412), (4, 4709176706), (8, 2354588353), (13, 1448977448), (26, 724488724), (31, 607635704), (52, 362244362), (62, 303817852), (104, 181122181), (124, 151908926), (248, 75954463), (403, 46741208), (439, 42908216), (806, 23370604), (878, 21454108), (1612, 11685302), (1756, 10727054), (3224, 5842651), (3512, 5363527), (5707, 3300632), (11414, 1650316), (13309, 1415336), (13609, 1384136), (22828, 825158), (26618, 707668), (27218, 692068), (45656, 412579), (53236, 353834), (54436, 346034), (106472, 176917), (108872, 173017)]