20264013

素因数分解:

$3^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2$

素因数の和:74

約数の個数: 84

約数和(自身を含む): 39977568

約数和(自身を除く): 19713555

約数列:

[1, 3, 7, 9, 11, 19, 21, 27, 33, 57, 63, 77, 81, 99, 133, 171, 189, 209, 231, 243, 297, 361, 399, 513, 567, 627, 693, 729, 891, 1083, 1197, 1463, 1539, 1701, 1881, 2079, 2527, 2673, 3249, 3591, 3971, 4389, 4617, 5103, 5643, 6237, 7581, 8019, 9747, 10773, 11913, 13167, 13851, 16929, 18711, 22743, 27797, 29241, 32319, 35739, 39501, 50787, 56133, 68229, 83391, 87723, 96957, 107217, 118503, 152361, 204687, 250173, 263169, 321651, 355509, 614061, 750519, 964953, 1066527, 1842183, 2251557, 2894859, 6754671, 20264013]

約数ペア:

[(1, 20264013), (3, 6754671), (7, 2894859), (9, 2251557), (11, 1842183), (19, 1066527), (21, 964953), (27, 750519), (33, 614061), (57, 355509), (63, 321651), (77, 263169), (81, 250173), (99, 204687), (133, 152361), (171, 118503), (189, 107217), (209, 96957), (231, 87723), (243, 83391), (297, 68229), (361, 56133), (399, 50787), (513, 39501), (567, 35739), (627, 32319), (693, 29241), (729, 27797), (891, 22743), (1083, 18711), (1197, 16929), (1463, 13851), (1539, 13167), (1701, 11913), (1881, 10773), (2079, 9747), (2527, 8019), (2673, 7581), (3249, 6237), (3591, 5643), (3971, 5103), (4389, 4617)]