20153325136

素因数分解:

$2^4\times 7^1\times {\mathrm{227}}^1\times {\mathrm{792689}}^1$

素因数の和:792931

約数の個数: 40

約数和(自身を含む): 44821863360

約数和(自身を除く): 24668538224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 227, 454, 908, 1589, 1816, 3178, 3632, 6356, 12712, 25424, 792689, 1585378, 3170756, 5548823, 6341512, 11097646, 12683024, 22195292, 44390584, 88781168, 179940403, 359880806, 719761612, 1259582821, 1439523224, 2519165642, 2879046448, 5038331284, 10076662568, 20153325136]

約数ペア:

[(1, 20153325136), (2, 10076662568), (4, 5038331284), (7, 2879046448), (8, 2519165642), (14, 1439523224), (16, 1259582821), (28, 719761612), (56, 359880806), (112, 179940403), (227, 88781168), (454, 44390584), (908, 22195292), (1589, 12683024), (1816, 11097646), (3178, 6341512), (3632, 5548823), (6356, 3170756), (12712, 1585378), (25424, 792689)]