19865142

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{631}}^1$

素因数の和:706

約数の個数: 64

約数和(自身を含む): 49144320

約数和(自身を除く): 29279178

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 53, 54, 66, 99, 106, 159, 198, 297, 318, 477, 583, 594, 631, 954, 1166, 1262, 1431, 1749, 1893, 2862, 3498, 3786, 5247, 5679, 6941, 10494, 11358, 13882, 15741, 17037, 20823, 31482, 33443, 34074, 41646, 62469, 66886, 100329, 124938, 187407, 200658, 300987, 367873, 374814, 601974, 735746, 902961, 1103619, 1805922, 2207238, 3310857, 6621714, 9932571, 19865142]

約数ペア:

[(1, 19865142), (2, 9932571), (3, 6621714), (6, 3310857), (9, 2207238), (11, 1805922), (18, 1103619), (22, 902961), (27, 735746), (33, 601974), (53, 374814), (54, 367873), (66, 300987), (99, 200658), (106, 187407), (159, 124938), (198, 100329), (297, 66886), (318, 62469), (477, 41646), (583, 34074), (594, 33443), (631, 31482), (954, 20823), (1166, 17037), (1262, 15741), (1431, 13882), (1749, 11358), (1893, 10494), (2862, 6941), (3498, 5679), (3786, 5247)]