20252442

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{619}}^1$

素因数の和:691

約数の個数: 64

約数和(自身を含む): 49996800

約数和(自身を除く): 29744358

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 41, 42, 57, 82, 114, 123, 133, 246, 266, 287, 399, 574, 619, 779, 798, 861, 1238, 1558, 1722, 1857, 2337, 3714, 4333, 4674, 5453, 8666, 10906, 11761, 12999, 16359, 23522, 25379, 25998, 32718, 35283, 50758, 70566, 76137, 82327, 152274, 164654, 177653, 246981, 355306, 482201, 493962, 532959, 964402, 1065918, 1446603, 2893206, 3375407, 6750814, 10126221, 20252442]

約数ペア:

[(1, 20252442), (2, 10126221), (3, 6750814), (6, 3375407), (7, 2893206), (14, 1446603), (19, 1065918), (21, 964402), (38, 532959), (41, 493962), (42, 482201), (57, 355306), (82, 246981), (114, 177653), (123, 164654), (133, 152274), (246, 82327), (266, 76137), (287, 70566), (399, 50758), (574, 35283), (619, 32718), (779, 25998), (798, 25379), (861, 23522), (1238, 16359), (1558, 12999), (1722, 11761), (1857, 10906), (2337, 8666), (3714, 5453), (4333, 4674)]