18871344

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{4519}}^1$

素因数の和:4562

約数の個数: 60

約数和(自身を含む): 54646800

約数和(自身を除く): 35775456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 72, 87, 116, 144, 174, 232, 261, 348, 464, 522, 696, 1044, 1392, 2088, 4176, 4519, 9038, 13557, 18076, 27114, 36152, 40671, 54228, 72304, 81342, 108456, 131051, 162684, 216912, 262102, 325368, 393153, 524204, 650736, 786306, 1048408, 1179459, 1572612, 2096816, 2358918, 3145224, 4717836, 6290448, 9435672, 18871344]

約数ペア:

[(1, 18871344), (2, 9435672), (3, 6290448), (4, 4717836), (6, 3145224), (8, 2358918), (9, 2096816), (12, 1572612), (16, 1179459), (18, 1048408), (24, 786306), (29, 650736), (36, 524204), (48, 393153), (58, 325368), (72, 262102), (87, 216912), (116, 162684), (144, 131051), (174, 108456), (232, 81342), (261, 72304), (348, 54228), (464, 40671), (522, 36152), (696, 27114), (1044, 18076), (1392, 13557), (2088, 9038), (4176, 4519)]