1888892441768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{10910381}}^1$

素因数の和:10910490

約数の個数: 64

約数和(自身を含む): 4006292270400

約数和(自身を除く): 2117399828632

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 67, 68, 76, 134, 136, 152, 268, 323, 536, 646, 1139, 1273, 1292, 2278, 2546, 2584, 4556, 5092, 9112, 10184, 21641, 43282, 86564, 173128, 10910381, 21820762, 43641524, 87283048, 185476477, 207297239, 370952954, 414594478, 730995527, 741905908, 829188956, 1461991054, 1483811816, 1658377912, 2923982108, 3524053063, 5847964216, 7048106126, 12426923959, 13888915013, 14096212252, 24853847918, 27777830026, 28192424504, 49707695836, 55555660052, 99415391672, 111111320104, 236111555221, 472223110442, 944446220884, 1888892441768]

約数ペア:

[(1, 1888892441768), (2, 944446220884), (4, 472223110442), (8, 236111555221), (17, 111111320104), (19, 99415391672), (34, 55555660052), (38, 49707695836), (67, 28192424504), (68, 27777830026), (76, 24853847918), (134, 14096212252), (136, 13888915013), (152, 12426923959), (268, 7048106126), (323, 5847964216), (536, 3524053063), (646, 2923982108), (1139, 1658377912), (1273, 1483811816), (1292, 1461991054), (2278, 829188956), (2546, 741905908), (2584, 730995527), (4556, 414594478), (5092, 370952954), (9112, 207297239), (10184, 185476477), (21641, 87283048), (43282, 43641524), (86564, 21820762), (173128, 10910381)]