20002898907

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{937}}^1\times {\mathrm{983}}^1$

素因数の和:2072

約数の個数: 48

約数和(自身を含む): 30717173760

約数和(自身を除く): 10714274853

約数列:

[1, 3, 9, 19, 57, 127, 171, 381, 937, 983, 1143, 2413, 2811, 2949, 7239, 8433, 8847, 17803, 18677, 21717, 53409, 56031, 118999, 124841, 160227, 168093, 356997, 374523, 921071, 1070991, 1123569, 2260981, 2371979, 2763213, 6782943, 7115937, 8289639, 17500349, 20348829, 21347811, 52501047, 116976017, 157503141, 350928051, 1052784153, 2222544323, 6667632969, 20002898907]

約数ペア:

[(1, 20002898907), (3, 6667632969), (9, 2222544323), (19, 1052784153), (57, 350928051), (127, 157503141), (171, 116976017), (381, 52501047), (937, 21347811), (983, 20348829), (1143, 17500349), (2413, 8289639), (2811, 7115937), (2949, 6782943), (7239, 2763213), (8433, 2371979), (8847, 2260981), (17803, 1123569), (18677, 1070991), (21717, 921071), (53409, 374523), (56031, 356997), (118999, 168093), (124841, 160227)]