20719908

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:294

約数の個数: 96

約数和(自身を含む): 59512320

約数和(自身を除く): 38792412

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 107, 108, 132, 163, 198, 214, 297, 321, 326, 396, 428, 489, 594, 642, 652, 963, 978, 1177, 1188, 1284, 1467, 1793, 1926, 1956, 2354, 2889, 2934, 3531, 3586, 3852, 4401, 4708, 5379, 5778, 5868, 7062, 7172, 8802, 10593, 10758, 11556, 14124, 16137, 17441, 17604, 21186, 21516, 31779, 32274, 34882, 42372, 48411, 52323, 63558, 64548, 69764, 96822, 104646, 127116, 156969, 191851, 193644, 209292, 313938, 383702, 470907, 575553, 627876, 767404, 941814, 1151106, 1726659, 1883628, 2302212, 3453318, 5179977, 6906636, 10359954, 20719908]

約数ペア:

[(1, 20719908), (2, 10359954), (3, 6906636), (4, 5179977), (6, 3453318), (9, 2302212), (11, 1883628), (12, 1726659), (18, 1151106), (22, 941814), (27, 767404), (33, 627876), (36, 575553), (44, 470907), (54, 383702), (66, 313938), (99, 209292), (107, 193644), (108, 191851), (132, 156969), (163, 127116), (198, 104646), (214, 96822), (297, 69764), (321, 64548), (326, 63558), (396, 52323), (428, 48411), (489, 42372), (594, 34882), (642, 32274), (652, 31779), (963, 21516), (978, 21186), (1177, 17604), (1188, 17441), (1284, 16137), (1467, 14124), (1793, 11556), (1926, 10758), (1956, 10593), (2354, 8802), (2889, 7172), (2934, 7062), (3531, 5868), (3586, 5778), (3852, 5379), (4401, 4708)]