19056591

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{643}}^1$

素因数の和:775

約数の個数: 24

約数和(自身を含む): 28632240

約数和(自身を除く): 9575649

約数列:

[1, 3, 9, 37, 89, 111, 267, 333, 643, 801, 1929, 3293, 5787, 9879, 23791, 29637, 57227, 71373, 171681, 214119, 515043, 2117399, 6352197, 19056591]

約数ペア:

[(1, 19056591), (3, 6352197), (9, 2117399), (37, 515043), (89, 214119), (111, 171681), (267, 71373), (333, 57227), (643, 29637), (801, 23791), (1929, 9879), (3293, 5787)]