17903396

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{461}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 38290560

約数和(自身を除く): 20387164

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 73, 76, 133, 146, 266, 292, 461, 511, 532, 922, 1022, 1387, 1844, 2044, 2774, 3227, 5548, 6454, 8759, 9709, 12908, 17518, 19418, 33653, 35036, 38836, 61313, 67306, 122626, 134612, 235571, 245252, 471142, 639407, 942284, 1278814, 2557628, 4475849, 8951698, 17903396]

約数ペア:

[(1, 17903396), (2, 8951698), (4, 4475849), (7, 2557628), (14, 1278814), (19, 942284), (28, 639407), (38, 471142), (73, 245252), (76, 235571), (133, 134612), (146, 122626), (266, 67306), (292, 61313), (461, 38836), (511, 35036), (532, 33653), (922, 19418), (1022, 17518), (1387, 12908), (1844, 9709), (2044, 8759), (2774, 6454), (3227, 5548)]