20512954935

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{185831}}^1$

素因数の和:186076

約数の個数: 48

約数和(自身を含む): 38962280448

約数和(自身を除く): 18449325513

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 223, 495, 669, 1115, 2007, 2453, 3345, 7359, 10035, 12265, 22077, 36795, 110385, 185831, 557493, 929155, 1672479, 2044141, 2787465, 6132423, 8362395, 10220705, 18397269, 30662115, 41440313, 91986345, 124320939, 207201565, 372962817, 455843443, 621604695, 1367530329, 1864814085, 2279217215, 4102590987, 6837651645, 20512954935]

約数ペア:

[(1, 20512954935), (3, 6837651645), (5, 4102590987), (9, 2279217215), (11, 1864814085), (15, 1367530329), (33, 621604695), (45, 455843443), (55, 372962817), (99, 207201565), (165, 124320939), (223, 91986345), (495, 41440313), (669, 30662115), (1115, 18397269), (2007, 10220705), (2453, 8362395), (3345, 6132423), (7359, 2787465), (10035, 2044141), (12265, 1672479), (22077, 929155), (36795, 557493), (110385, 185831)]