19521876

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2083}}^1$

素因数の和:2172

約数の個数: 48

約数和(自身を含む): 50416128

約数和(自身を除く): 30894252

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 71, 132, 142, 213, 284, 426, 781, 852, 1562, 2083, 2343, 3124, 4166, 4686, 6249, 8332, 9372, 12498, 22913, 24996, 45826, 68739, 91652, 137478, 147893, 274956, 295786, 443679, 591572, 887358, 1626823, 1774716, 3253646, 4880469, 6507292, 9760938, 19521876]

約数ペア:

[(1, 19521876), (2, 9760938), (3, 6507292), (4, 4880469), (6, 3253646), (11, 1774716), (12, 1626823), (22, 887358), (33, 591572), (44, 443679), (66, 295786), (71, 274956), (132, 147893), (142, 137478), (213, 91652), (284, 68739), (426, 45826), (781, 24996), (852, 22913), (1562, 12498), (2083, 9372), (2343, 8332), (3124, 6249), (4166, 4686)]