19874646

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{587}}^1$

素因数の和:631

約数の個数: 80

約数和(自身を含む): 51226560

約数和(自身を除く): 31351914

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 27, 33, 38, 54, 57, 66, 81, 99, 114, 162, 171, 198, 209, 297, 342, 418, 513, 587, 594, 627, 891, 1026, 1174, 1254, 1539, 1761, 1782, 1881, 3078, 3522, 3762, 5283, 5643, 6457, 10566, 11153, 11286, 12914, 15849, 16929, 19371, 22306, 31698, 33459, 33858, 38742, 47547, 58113, 66918, 95094, 100377, 116226, 122683, 174339, 200754, 245366, 301131, 348678, 368049, 523017, 602262, 736098, 903393, 1046034, 1104147, 1806786, 2208294, 3312441, 6624882, 9937323, 19874646]

約数ペア:

[(1, 19874646), (2, 9937323), (3, 6624882), (6, 3312441), (9, 2208294), (11, 1806786), (18, 1104147), (19, 1046034), (22, 903393), (27, 736098), (33, 602262), (38, 523017), (54, 368049), (57, 348678), (66, 301131), (81, 245366), (99, 200754), (114, 174339), (162, 122683), (171, 116226), (198, 100377), (209, 95094), (297, 66918), (342, 58113), (418, 47547), (513, 38742), (587, 33858), (594, 33459), (627, 31698), (891, 22306), (1026, 19371), (1174, 16929), (1254, 15849), (1539, 12914), (1761, 11286), (1782, 11153), (1881, 10566), (3078, 6457), (3522, 5643), (3762, 5283)]