20512033074

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{136327}}^1$

素因数の和:136991

約数の個数: 48

約数和(自身を含む): 47936196672

約数和(自身を除く): 27424163598

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 643, 1286, 1929, 3858, 5787, 8359, 11574, 16718, 25077, 50154, 75231, 136327, 150462, 272654, 408981, 817962, 1226943, 1772251, 2453886, 3544502, 5316753, 10633506, 15950259, 31900518, 87658261, 175316522, 262974783, 525949566, 788924349, 1139557393, 1577848698, 2279114786, 3418672179, 6837344358, 10256016537, 20512033074]

約数ペア:

[(1, 20512033074), (2, 10256016537), (3, 6837344358), (6, 3418672179), (9, 2279114786), (13, 1577848698), (18, 1139557393), (26, 788924349), (39, 525949566), (78, 262974783), (117, 175316522), (234, 87658261), (643, 31900518), (1286, 15950259), (1929, 10633506), (3858, 5316753), (5787, 3544502), (8359, 2453886), (11574, 1772251), (16718, 1226943), (25077, 817962), (50154, 408981), (75231, 272654), (136327, 150462)]