18484890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21247}}^1$

素因数の和:21286

約数の個数: 32

約数和(自身を含む): 45895680

約数和(自身を除く): 27410790

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 21247, 42494, 63741, 106235, 127482, 212470, 318705, 616163, 637410, 1232326, 1848489, 3080815, 3696978, 6161630, 9242445, 18484890]

約数ペア:

[(1, 18484890), (2, 9242445), (3, 6161630), (5, 3696978), (6, 3080815), (10, 1848489), (15, 1232326), (29, 637410), (30, 616163), (58, 318705), (87, 212470), (145, 127482), (174, 106235), (290, 63741), (435, 42494), (870, 21247)]