19289655

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:341

約数の個数: 96

約数和(自身を含む): 44029440

約数和(自身を除く): 24739785

約数列:

[1, 3, 5, 7, 9, 11, 15, 19, 21, 33, 35, 45, 55, 57, 63, 77, 95, 99, 105, 133, 165, 171, 209, 231, 285, 293, 315, 385, 399, 495, 627, 665, 693, 855, 879, 1045, 1155, 1197, 1463, 1465, 1881, 1995, 2051, 2637, 3135, 3223, 3465, 4389, 4395, 5567, 5985, 6153, 7315, 9405, 9669, 10255, 13167, 13185, 16115, 16701, 18459, 21945, 22561, 27835, 29007, 30765, 38969, 48345, 50103, 61237, 65835, 67683, 83505, 92295, 112805, 116907, 145035, 183711, 194845, 203049, 250515, 306185, 338415, 350721, 428659, 551133, 584535, 918555, 1015245, 1285977, 1753605, 2143295, 2755665, 3857931, 6429885, 19289655]

約数ペア:

[(1, 19289655), (3, 6429885), (5, 3857931), (7, 2755665), (9, 2143295), (11, 1753605), (15, 1285977), (19, 1015245), (21, 918555), (33, 584535), (35, 551133), (45, 428659), (55, 350721), (57, 338415), (63, 306185), (77, 250515), (95, 203049), (99, 194845), (105, 183711), (133, 145035), (165, 116907), (171, 112805), (209, 92295), (231, 83505), (285, 67683), (293, 65835), (315, 61237), (385, 50103), (399, 48345), (495, 38969), (627, 30765), (665, 29007), (693, 27835), (855, 22561), (879, 21945), (1045, 18459), (1155, 16701), (1197, 16115), (1463, 13185), (1465, 13167), (1881, 10255), (1995, 9669), (2051, 9405), (2637, 7315), (3135, 6153), (3223, 5985), (3465, 5567), (4389, 4395)]